Passive Fire Protection Systems Manual
of FRR service penetrations for
Northland District Health Board
IMPORTANT INFORMATION

This manual contains compliant systems designed for the use of staff and
contractors who have under gone and passed both the theoretical and
practical intermediate level of training.

Systems within this manual must not be altered, changed to alternatives and
should only be installed to the manufacturers’ specifications. Any alternative
products/systems offered are required be approved by Fire Group Consulting
Ltd

All fire sealing of services must be individually identified with the correct
label, documented, photographed and lodged with Facilities Management.

Installations of systems greater than the scope of service types outlined
within this manual are restricted to specialists who have attained the correct
level of knowledge and training.

Contact Fire Group Consulting Ltd for recommended specialist installers.
Page 1
Contents
1. Limitations of work and associated systems for intermediate level installers
2. Cable services
3. Metallic pipe services
4. Non-metallic pipe services
5. Insulated pipes
6. Mechanical services (HVAC)
7. Systems for cable services
8. Systems for metallic pipe services
9. Systems for Non-metallic (plastic) pipe services
10. Systems for insulated pipe services
11. Systems for mechanical (HVAC) services
Page 2
Limitations of work and associated
systems for intermediate level installers
Cable services
1- 10 cables only
No sealing of cable trays
1-3 electrical conduits only
Metallic pipe services
1-3 pipes only
Maximum diameter 110mmper pipe
Non-metallic pipe (plastic) services
Single pipes only
Maximum diameter 110mm
Insulated pipes
1-3 pipes
Maximum diameter 110mm per pipe
Mechanical (HVAC) services
Single ridged ducts 200x200 maximum size
Page 3
Systems for cable services
1-2 cables
FRR 30/30/30 Plasterboard wall
3M SYSTEM
1. Wall Assembly – The 1 or 2 hr fire-rated gypsum wallboard/stud wall assembly shall be constructed of the
materials and in the manner as specified in the individual Wall or Partition Design and shall include the
following construction features:
A. Studs – Wall framing may consist of either wood studs or steel channel studs. Wood studs to consist of
nom 2 by 4 in. lumber spaced 16 in. OC with nom 2 by 4 in. lumber end plates and cross braces. Steel studs
to be min 3-5/8 in. wide by 1-3/8 in. deep channels spaced max 24 in OC.
B. Gypsum Board* – Nom 1/2 or 5/8 in. thick, 4 ft wide with square or tapered edges. The gypsum wallboard
type, thickness, number of layers and sheet orientation shall be as specified in the individual Wall or Partition
Design. Diam of circular through opening to be 3/8 in. to 5/8 in. larger than outside diam of cable or cable
bundle.
C. Fasteners – When wood stud framing is employed, gypsum wallboard layers attached to studs with nails
or bugle-head steel screws as specified in the individual Wall or Partition Design. When steel channel stud
framing is employed, gypsum wallboard attached to studs with self-drilling, self-tapping bugle-head steel
screws as specified in the individual Wall or Partition Design.
The hourly F Rating of the firestop system is equal to the hourly fire rating of the wall assembly in which it is
installed.
2. Cables – Individual cable or max 1 in. diam cable bundle installed in through opening with an annular
space of min 0 in. (point contact) to max 3/4 in. Cable to be rigidly supported on both sides of wall assembly.
3. Fill, Void or Cavity Materials* – Caulk, Sealant or Putty – Caulk or putty fill material installed to completely
fill annular space between cable and gypsum wallboard on both sides of wall and with a min 1/4 in. diam
bead of caulk or putty applied to perimeter of cable(s) at its egress from each side of the wall.
3M COMPANY – MP+ Stix putty, CP 25WB+ caulk, FB-3000 WT sealant or Cable Wrap putty
(Note: L Ratings apply only when CP 25WB+ caulk or FB-3000 WT is used and installed between individual
cables.)
Page 4
1-2 cables
FRR 30/30/30 Plasterboard wall
HILTI SYSTEM
1. Wall Assembly – The 1 or 2 hr fire-rated gypsum wallboard/stud wall assembly shall be constructed in the
following manner;
A. Minimum 103mm thick overall
B. 2x layers fire rated plasterboard partition each 13mm thick each side
C. If wall assembly consists of only a single layer of plasterboard each side, then a patch of the equivalent
board must be installed according to the plasterboard.
D. Fasteners – When wood stud framing is employed, gypsum wallboard layers attached to studs with nails
or bugle-head steel screws as specified in the individual Wall or Partition Design. When steel channel stud
framing is employed, gypsum wallboard attached to studs with self-drilling, self-tapping bugle-head steel
screws as specified in the individual Wall or Partition Design.
The hourly F Rating of the firestop system is equal to the hourly fire rating of the wall assembly in which it is
installed.
2. Cables – Individual cable or max 1 in. diam cable bundle installed in through opening with an annular
space of min 5mm to max 22mm. Cable to be rigidly supported on both sides of wall assembly.
3. CP 611A Intumescent Firestop Mastic, minimum 26mm depth on both sides & finished flush with the
plaster board. Clearance around cables 5-22mm, to be filled with CP 611A
HILTICOMPANY – CP611A Sealant
(Note: L Ratings apply only when CP 611A sealant is installed between individual cables.)
Page 5
Cables 3-10 (max)
FRR 30/30/30 Plasterboard wall
3M SYSTEM
1. Wall Assembly – The 1 or 2 hr fire-rated gypsum wallboard/stud wall assembly shall be constructed of the
materials and in the manner as specified in the individual Wall or Partition Design and shall include the
following construction features:
A. Studs – Wall framing may consist of either wood studs or steel channel studs. Wood studs to consist of
nom 2 by 4 in. lumber spaced 16 in. OC with nom 2 by 4 in. lumber end plates and cross braces. Steel studs
to be min 3-5/8 in. wide by 1-3/8 in. deep channels spaced max 24 in OC.
B. Gypsum Board* – Nom 1/2 or 5/8 in. thick, 4 ft wide with square or tapered edges. The gypsum wallboard
type, thickness, number of layers and sheet orientation shall be as specified in the individual Wall or Partition
Design. Diam of circular through opening to be 3/8 in. to 5/8 in. larger than outside diam of cable or cable
bundle.
C. Fasteners – When wood stud framing is employed, gypsum wallboard layers attached to studs with nails
or bugle-head steel screws as specified in the individual Wall or Partition Design. When steel channel stud
framing is employed, gypsum wallboard attached to studs with self-drilling, self-tapping bugle-head steel
screws as specified in the individual Wall or Partition Design.
The hourly F Rating of the firestop system is equal to the hourly fire rating of the wall assembly in which it is
installed.
2. Cables – Max 4 in. diam bundle of cables installed eccentrically or concentrically in opening. The annular
space of the bundled cables and the periphery of the opening to be max 1/2 in. (13 mm). Cables may or may
not be routed through flexible steel conduit with or without vinyl coating. Cables to be rigidly supported on
both sides of wall assembly.
3. Fill, Void or Cavity Materials* – Caulk or Sealant – Caulk or sealant applied within annulus at a thickness
equal to the total thickness of the gypsum board on both sides of the wall. Fill material forced into grouped
cable interstices to max extent possible(Minimum a depth equal to the total thickness of the gypsum board
on both sides). At the point contact location, a min 1/4 in. (6 mm) diam bead of fill material shall be applied
around cables and at the cable bundle/sleeve interface
3M COMPANY – CP 25WB+ caulk or FB-3000 WT sealant
(Note: L Ratings apply only when CP 25WB+ caulk or FB-3000 WT is used and installed between individual
cables.)
Page 6
Cables 3-10 (max)
FRR 30/30/30 Plasterboard wall
HILTI SYSTEM
1. Wall Assembly – The 1 or 2 hr fire-rated gypsum wallboard/stud wall assembly shall be constructed in the
following manner;
A. Minimum 103mm thick overall
B. 2x layers fire rated plasterboard partition each 13mm thick each side
If wall assembly consists of only a single layer of plasterboard each side, then a patch of the equivalent board
must be installed according to the plasterboard.
C. Fasteners – When wood stud framing is employed, gypsum wallboard layers attached to studs with nails
or bugle-head steel screws as specified in the individual Wall or Partition Design. When steel channel stud
framing is employed, gypsum wallboard attached to studs with self-drilling, self-tapping bugle-head steel
screws as specified in the individual Wall or Partition Design.
The hourly F Rating of the firestop system is equal to the hourly fire rating of the wall assembly in which it is
installed.
2. Cables – Max 4 in. diam bundle of cables installed eccentrically or concentrically in opening. The annular
space of the bundled cables and the periphery of the opening to be max 1/2 in. (13 mm). Cables to be rigidly
supported on both sides of wall assembly.
3. CP 611A Intumescent Firestop Mastic, minimum 26mm depth on both sides & finished flush with the
plaster board. Clearance around cables 5-22mm, to be filled with CP 611A
HILTICOMPANY – CP611A Sealant
(Note: L Ratings apply only when CP 611A sealant is installed between individual cables.)
Page 7
Cables 3-10
FRR 60/60/60 concrete floor
3M SYSTEM
1. Floor or Wall Assembly – Min 2-1/2 in. (64 mm) thick lightweight or normal weight (100-150 pcf or 16002400 kg/m3) concrete. Wall may also be constructed of any Classified Concrete Blocks. Max diam of opening
is 8 in. (203 mm).
2. Sleeve – (Optional) – Nom 8 in. (203 mm) diam (or smaller) steel pipe or nom 6 in. (152 mm) diam (or
smaller) polyvinyl chloride (PVC) pipe cast into floor or wall assembly. Sleeve to be flush with top surface of
floor or both surfaces of wall.
3. Cables – Aggregate cross-sectional area of cables to be min 10 percent to max 40 percent of the crosssectional area of the opening. Cables to be rigidly supported on both sides of the floor or wall assembly.
4. Packing Material – Min 1 in. (25 mm) thickness of 4 pcf (64 kg/m3) mineral wool batt insulation firmly
packed into opening as a permanent form. Packing material to be recessed from top surface of floor or
sleeve or from both surfaces of wall or ends of sleeve as required to accommodate the required thickness of
fill material (Item 5).
5. Fill, Void or Cavity Material – Caulk or Sealant – Applied to fill the through opening to a min thickness of 1
in. (25 mm) flush with the top surface of the floor or sleeve or both surfaces of wall or ends of sleeve. Caulk
to be forced into interstices of cable group to max extent possible.
3M COMPANY – CP 25WB+ caulk or FB-3000 WT sealant
(Note: L Ratings apply only when CP 25WB+ caulk or FB-3000 WT is used and installed between individual
cables.)
Page 8
Cables 3-10
FRR 60/60/60 concrete floor
HILTI SYSTEM
1. Floor or Wall Assembly – Min 2-1/2 in. (64 mm) thick lightweight or normal weight (100-150 pcf or 16002400 kg/m3) concrete. Wall may also be constructed of any Classified Concrete Blocks. Max diam of opening
is 8 in. (203 mm).
2. Sleeve – (Optional) – Nom 8 in. (203 mm) diam (or smaller) steel pipe or nom 6 in. (152 mm) diam (or
smaller) polyvinyl chloride (PVC) pipe cast into floor or wall assembly. Sleeve to be flush with top surface of
floor or both surfaces of wall.
3. Cables – Aggregate cross-sectional area of cables to be min 10 percent to max 40 percent of the crosssectional area of the opening. Cables to be rigidly supported on both sides of the floor or wall assembly.
4. Packing Material (Optional)– Approximately in. (25 mm) thickness of 4 pcf (64 kg/m3) mineral wool batt
insulation packed into bottom ofopening to assist as a catch layer for CP660 expanding sealant to rest prior
to reaction and expansion (approx 30 seconds).
5. Fill, Void or Cavity Material – CP660 Expanding Sealant – Applied to fill the through opening to a min
thickness of 6 in. (150 mm) flush with the top surface of the floor or sleeve or both surfaces of wall or ends of
sleeve. The mixed components of the sealant react and begin to expand, approx 30 seconds after
application. Fill the opening completely with CP660 Expanding Sealant, including between individual cables
etc.
HILTICOMPANY – CP660 Expanding Sealant
(Note: L Ratings apply only when HILTI CP606 sealant is used and installed between individual cables to both
faces.)
Page 9
Systems for metallic pipe services
Steel pipes single
FRR 30/30/30 Plasterboard wall
3M SYSTEM
1. Wall Assembly – The 1 or 2 hr fire-rated gypsum wallboard/stud wall assembly shall be constructed of the
materials and in the manner as specified in the individual Wall or Partition Design and shall include the
following construction features:
A. Studs – Wall framing may consist of either wood studs or steel channel studs. Wood studs to consist of
nom 2 by 4 in. lumber spaced 16 in. OC with nom 2 by 4 in. lumber end plates and cross braces. Steel studs
to be min 3-5/8 in. wide by 1-3/8 in. deep channels spaced max 24 in OC.
B. Gypsum Board* – Nom 1/2 or 5/8 in. thick, 4 ft wide with square or tapered edges. The gypsum wallboard
type, thickness, number of layers and sheet orientation shall be as specified in the individual Wall or Partition
Design.
C. Fasteners – When wood stud framing is employed, gypsum wallboard layers attached to studs with nails
or bugle-head steel screws as specified in the individual Wall or Partition Design. When steel channel stud
framing is employed, gypsum wallboard attached to studs with self-drilling, self-tapping bugle-head steel
screws as specified in the individual Wall or Partition Design.
The hourly F Rating of the firestop system is equal to the hourly fire rating of the wall assembly in which it is
installed.
2. Pipe or Conduit – Nom 4 in. diam (or smaller) steel pipe, nom 4 in. diam (or smaller). When steel pipe is
used, T Rating of firestop system is 3/4 h. When copper tubing is used, T Rating of firestop system is 0 h. A
max of one pipe, conduit or tube is permitted in the firestop system. Max annular space between pipe,
conduit or tube and edge of opening is 3/4 in. Min annular space between pipe, conduit or tube and edge of
opening is zero in. (point contact). Pipe, conduit or tube to berigidly supported on both sides of wall
assembly.
3. Fill, Void or Cavity Material – Putty – Putty fill material installed to fill annular space throughout thickness
of gypsum wallboard layers on each side of wall assembly. A min 1/4 in. diam bead of putty is to be applied
to the wall surface where the pipe, conduit or tube is installed in point contact with the edge of the through
opening. Putty installed symmetrically on both sides of wall assembly.
3M COMPANY – MP+ Putty Stix
Page 10
Copper and steel pipes 1-3
FRR 30/30/30 Plasterboard wall
CSD SYSTEM
1. Wall Assembly – The 1 or 2 hr fire-rated gypsum wallboard/stud wall assembly shall be constructed of the
materials and in the manner as specified in the individual Wall or Partition Design and shall include the
following construction features:
A. Studs – Wall framing may consist of either wood studs or steel channel studs. Wood studs to consist of
nom 2 by 4 in. lumber spaced 16 in. OC with nom 2 by 4 in. lumber end plates and cross braces. Steel studs
to be min 3-5/8 in. wide by 1-3/8 in. deep channels spaced max 24 in OC.
B. Gypsum Board* – Nom 1/2 or 5/8 in. thick, 4 ft wide with square or tapered edges. The gypsum wallboard
type, thickness, number of layers and sheet orientation shall be as specified in the individual Wall or Partition
Design.
C. Fasteners – When wood stud framing is employed, gypsum wallboard layers attached to studs with nails
or bugle-head steel screws as specified in the individual Wall or Partition Design. When steel channel stud
framing is employed, gypsum wallboard attached to studs with self-drilling, self-tapping bugle-head steel
screws as specified in the individual Wall or Partition Design.
The hourly F Rating of the firestop system is equal to the hourly fire rating of the wall assembly in which it is
installed.
2. Steel Sleeve – No. 28 gauge galv sheet steel formed into max 600mm. by 600mm sleeve. Length of sleeve
to be approx 25mm greater than overall thickness of wall assembly, such that, when installed, the ends of
the sleeve will project approx 25mm beyond the surface of the wall assembly to allow for flange assembly
3. Pipe or Conduit – Nom 550mm diam (or smaller) copper or steel pipe, steel conduit Multiple pipes and/or
conduit permitted in sleeved opening provided a min separation of 10mm is maintained between pipes or
conduits. Pipes and/or conduits to be rigidly supported on both sides of the wall assembly
4.Packing Material – Min 10mm. thickness of ACTIFOAM rubber firmly packed throughout the steel sleeve.
Packing material to be recessed min 10mm from surface of wall on both sides of wall assembly to allow for
FIWA or NOFIRNO sealant.
5. Sealant Materials – FIWA or NOFIRNO Sealant – Applied to each face of the ACTIFOAM to a min depth of
10mm. A nom 10mm diam continuous bead of FIWA or NOFIRNO shall be applied around the circumference
of the steel sleeve at its egress from the gypsum wallboard layers on both sides of the wall assembly behind
flanges.
CSD COMPANY – ACTIFOAM with FIWA or NOFIRNO sealant.
Page 11
Steel pipes 1-3
FRR 30/30/30 Plasterboard wall
3M SYSTEM
1. Wall Assembly – The 1 or 2 hr fire-rated gypsum wallboard/stud wall assembly shall be constructed of the
materials and in the manner as specified in the individual Wall or Partition Design and shall include the
following construction features:
A. Studs – Wall framing may consist of either wood studs or steel channel studs. Wood studs to consist of
nom 2 by 4 in. lumber spaced 16 in. OC with nom 2 by 4 in. lumber end plates and cross braces. Steel studs
to be min 3-5/8 in. wide by 1-3/8 in. deep channels spaced max 24 in OC.
B. Gypsum Board* – Nom 1/2 or 5/8 in. thick, 4 ft wide with square or tapered edges. The gypsum wallboard
type, thickness, number of layers and sheet orientation shall be as specified in the individual Wall or Partition
Design.
C. Fasteners – When wood stud framing is employed, gypsum wallboard layers attached to studs with nails
or bugle-head steel screws as specified in the individual Wall or Partition Design. When steel channel stud
framing is employed, gypsum wallboard attached to studs with self-drilling, self-tapping bugle-head steel
screws as specified in the individual Wall or Partition Design.
The hourly F Rating of the firestop system is equal to the hourly fire rating of the wall assembly in which it is
installed.
2. Steel Sleeve – No. 28 gauge galv sheet steel formed into max 12 in. diam or Max 12 in. by 9 in. sleeve with
nom 2 in. overlap at seam. Length of sleeve to be approx 1 in. greater than overall thickness of wall
assembly, such that, when installed, the ends of the sleeve will project approx 1/2 in. beyond the surface of
the wall on both sides of the wall assembly. Max diam of circular through openings in gypsum wallboard
layers on each side of wall assembly to be 12 in. Max dimensions for rectangular opening is 12 in. by 9 in.
3. Steel Pipe or Conduit – Nom 3 in. diam (or smaller) Schedule 10 (or heavier) steel pipe, steel conduit or
steel electrical metallic tubing. Multiple pipes and/or conduit permitted in sleeved opening provided a min
separation of 1/4 in. is maintained between pipes or conduits.
Pipes and/or conduits to be rigidly supported on both sides of the wall assembly.
4. Packing Material – Min 1 in. thickness of rigid glass fiber insulation or mineral wool batt insulation firmly
packed into steel sleeve on both sides of wall assembly as a permanent form. Packing material to be
recessed min 5/8 in. from surface of wall on both sides of wall assembly.
5. Fill, Void or Cavity Materials – Caulk or Sealant – Applied to fill the steel sleeve to a min depth of 1 in. on
both sides of wall assembly.
A nom 1/4 in. diam continuous bead of caulk shall be applied around the circumference of the steel sleeve at
its egress from the gypsum wallboard layers on both sides of the wall assembly.
3M COMPANY – CP 25WB+ caulk or FB-3000 WT sealant.
Page 12
Steel pipes 3-10
FRR 60/60/60 concrete floor
3M SYSTEM
1. Floor or Wall Assembly – Min 2-1/2 in. (64 mm) thick lightweight or normal weight (100-150 pcf or 16002400 kg/m3) concrete. Wall may also be constructed of any Classified Concrete Blocks. Max diam of opening
is 8 in. (203 mm).
2. Steel Pipe or Conduit – Nom 3 in. diam (or smaller) steel pipe, steel conduit or steel electrical metallic
tubing. Multiple pipes and/or conduit permitted in opening provided a min separation of 1/4 in. is aintained
between pipes or conduits. When copper tubing is used, T Rating of firestop system is 0 h.
Pipes and/or conduits to be rigidly supported on both sides of the wall assembly.
3A. Packing Material – Min 1 in. thickness of rigid glass fiber insulation or mineral wool batt insulation firmly
packed into opening as a permanent form. Packing material to be recessed min 5/8 in. from surface of floor
on both sides.
3B. Fill, Void or Cavity Material – Caulk or Sealant – Applied to fill the through opening to a min thickness of 1
in. (25 mm) flush with the top surface of the floor or sleeve or both surfaces of concrete wall. Caulk to be
forced into interstices of pipe group to max extent possible.
3M COMPANY – CP 25WB+ caulk or FB-3000 WT sealant
Page 13
Copper and Steel pipes 3-10
FRR 60/60/60 concrete floor
CSD SYSTEM
1. Floor or Wall Assembly – Min 2-1/2 in. (64 mm) thick lightweight or normal weight (100-150 pcf or 16002400 kg/m3) concrete. Wall may also be constructed of any Classified Concrete Blocks. Max diam of opening
is 8 in. (203 mm).
2. Pipe or Conduit – Nom 550mm diam (or smaller) copper or steel pipe, steel conduit Multiple pipes and/or
conduit permitted in sleeved opening provided a min separation of 10mm is maintained between pipes or
conduits.
3A.Packing Material – Min 10mm. thickness of ACTIFOAM rubber firmly packed throughout the opening.
Packing material to be recessed min 10mm from surface of wall on both sides of flor or wall assembly to
allow for FIWA or NOFIRNO sealant.
3B. Sealant Materials – FIWA or NOFIRNO Sealant – Applied to each face of the ACTIFOAM to a min depth of
10mm to annular spaces including between pipes.
CSD COMPANY – ACTIFOAM with FIWA or NOFIRNO sealant.
Page 14
Systems for Non-metallic (plastic) pipe services
Plastic pipe
FRR 30/30/30 Plasterboard wall
3M SYSTEM
1. Wall Assembly – The 1 or 2 hr fire-rated gypsum wallboard/stud wall assembly shall be constructed of the
materials and in the manner as specified in the individual Wall or Partition Design as previous
The hourly F Rating of the firestop system is equal to the hourly fire rating of the wall assembly in which it is
installed.
2. Through Penetrants – One non-metallic pipe or conduit concentrically or eccentrically within the firestop
system. The annular space between penetrant and periphery of opening shall be min 3/8 in. (10 mm) to max
5/8 in. (16 mm). Penetrant to be rigidly supported on both sides of wall assembly.
3. Firestop System – The firestop system shall consist of the following:
A. A. Fill, Void or Cavity Materials* – FS195 Wrap Strip –intumescent material supplied in 2-1/2 in. (64 mm)
wide strips. Single layer (max 80mm dia pipe) and double layer ( max 110mm dai pipe) of wrap strip tightly
wrapped around non-metallic pipeand secured with the 3M Fire Rated adhesive tape. Wrap strip to be slid
into opening such that the outer edge of wrap strip extends approx 5/8 in. (16 mm) from both surfaces of
wall.
B. Fill, Void or Cavity Material* – Caulk or Sealant – Min 1/4 in. (6 mm) diam bead of sealant applied to
gypsum board/wrap strip interface on both sides of wall.
3M COMPANY
3M FIRE PROTECTION PRODUCTS – 3M FIRE PROTECTION PRODUCTS – FS 195 Wrap Strip
IC 15WB+, CP 25WB+ or FB-3000 WT sealant
(Note: CP 25WB+ not suitable for use with CPVC pipes.)
Page 15
Plastic pipe
FRR 30/30/30 Plasterboard wall
3M SYSTEM
1. Wall Assembly – The 1 or 2 hr fire-rated gypsum wallboard/stud wall assembly shall be constructed of the
materials and in the manner as specified in the individual Wall or Partition Design as previous
The hourly F Rating of the firestop system is equal to the hourly fire rating of the wall assembly in which it is
installed.
2. Through Penetrants – One non-metallic pipe or conduit concentrically or eccentrically within the firestop
system. The annular space between penetrant and periphery of opening shall be min 3/8 in. (10 mm) to max
5/8 in. (16 mm). Penetrant to be rigidly supported on both sides of wall assembly.
3. Nonmetallic Pipe Coupling (required only for kitset version) – Pipe coupling to be of the same size and type
of pipe or conduit and installed such that one end of the coupling is flush with either side of the wall
assembly and extending outward.
4. Firestop System – The details of the firestop system shall be as follows:
Fill, Void or Cavity Materials – Caulk, Sealant or Putty – Min 1/2 in. (13 mm) diam bead of caulk or putty shall
be applied to outer perimeter of pipe/gypsum board interface on both sides of wall.
3M Plastic Pipe Device Collar to be secured to wall surfaces with 3M Ultra fast anchors or min 3/16 in. (5
mm) diam steel toggle bolts.
3M COMPANY – 3M Plastic Pipe Device Collar + CP 25WB caulk or FB-3000 WT sealant or MP+ putty.
(Note: CP 25WB+ not suitable for use with CPVC pipes.)
Page 16
Plastic pipe
FRR 60/60/60 Concrete wall
3M SYSTEM
1. Floor or Wall Assembly – Min 2-1/2 in. (64 mm) thick lightweight or normal weight (100-150 pcf or 16002400 kg/m3) concrete. Wall may also be constructed of any Classified Concrete Blocks. Max diam of opening
is 8 in. (203 mm).
2. Through Penetrants – One non-metallic pipe or conduit concentrically or eccentrically within the firestop
system. The annular space between penetrant and periphery of opening shall be min 3/8 in. (10 mm) to max
5/8 in. (16 mm). Penetrant to be rigidly supported on both sides of wall assembly.
3. Firestop System – The firestop system shall consist of the following:
A. Fill, Void or Cavity Materials* – FS195 Wrap Strip –intumescent material supplied in 2-1/2 in. (64 mm)
wide strips. Single layer (max 80mm dia pipe) and double layer ( max 110mm dai pipe) of wrap strip tightly
wrapped around non-metallic pipeand secured with the 3M Fire Rated adhesive tape. Wrap strip to be slid
into opening such that the outer edge of wrap strip is flush on from both surfaces of wall.
B. Fill, Void or Cavity Material* – Caulk or Sealant – Min 1/4 in. (6 mm) diam bead of sealant applied to
gypsum board/wrap strip interface on both sides of wall.
3M COMPANY
3M FIRE PROTECTION PRODUCTS – 3M FIRE PROTECTION PRODUCTS – FS 195 Wrap Strip
IC 15WB+, CP 25WB+ or FB-3000 WT sealant
(Note: CP 25WB+ not suitable for use with CPVC pipes.)
Page 17
Plastic pipe
FRR 60/60/60 Concrete floor
3M SYSTEM
1. Floor or Wall Assembly – Min 2-1/2 in. (64 mm) thick lightweight or normal weight (100-150 pcf or 16002400 kg/m3) concrete. Wall may also be constructed of any Classified Concrete Blocks. Max diam of opening
is 8 in. (203 mm).
2. Through Penetrants – One non-metallic pipe or conduit concentrically or eccentrically within the firestop
system. The annular space between penetrant and periphery of opening shall be min 3/8 in. (10 mm) to max
5/8 in. (16 mm).
3. Firestop System – The firestop system shall consist of the following:
A. Fill, Void or Cavity Materials* – FS195 Wrap Strip –intumescent material supplied in 2-1/2 in. (64 mm)
wide strips. Single layer (max 80mm dia pipe) and double layer ( max 110mm dai pipe) of wrap strip tightly
wrapped around non-metallic pipeand secured with the 3M Fire Rated adhesive tape. Wrap strip to be slid
into opening such that the outer edge of wrap strip is recessed 3/8 in. on underside of floor.
B. Fill, Void or Cavity Material* – Caulk or Sealant – Min 3/8 in. (10 mm) diam bead of sealant applied to
gypsum board/wrap strip interface on both sides of wall.
3M COMPANY
3M FIRE PROTECTION PRODUCTS – 3M FIRE PROTECTION PRODUCTS – FS 195 Wrap Strip
IC 15WB+, CP 25WB+ or FB-3000 WT sealant
(Note: CP 25WB+ not suitable for use with CPVC pipes.)
Page 18
Plastic pipe
FRR 60/60/60 Concrete floor
3M SYSTEM
1. Floor or Wall Assembly – Min 2-1/2 in. (64 mm) thick lightweight or normal weight (100-150 pcf or 16002400 kg/m3) concrete. Wall may also be constructed of any Classified Concrete Blocks. Max diam of opening
is 8 in. (203 mm).
2. Through Penetrants – One non-metallic pipe or conduit concentrically or eccentrically within the firestop
system. The annular space between penetrant and periphery of opening shall be min 3/8 in. (10 mm) to max
5/8 in. (16 mm).
3. Firestop System – The details of the firestop system shall be as follows:
A.Fill, Void or Cavity Materials – Caulk, Sealant or Putty – Min 1/2 in. (13 mm) diam bead of caulk or putty
shall be applied to outer perimeter of pipe/gypsum board interface on both sides of floor.
3M Plastic Pipe Device Collar to be secured to wall surfaces with 3M Ultra fast anchors or min 3/16 in. (5
mm) diam steel masonry anchors.
3M COMPANY – 3M Plastic Pipe Device Collar + CP 25WB caulk or FB-3000 WT sealant or MP+ putty.
(Note: CP 25WB+ not suitable for use with CPVC pipes.)
Page 19
Systems for insulated pipe services
Insulated pipe
FRR 30/30/30 Plasterboard wall
3M SYSTEM
1. Wall Assembly – The 1 or 2 hr fire-rated gypsum wallboard/stud wall assembly shall be constructed of the
materials and in the manner as specified in the individual Wall or Partition Design as previous
The hourly F Rating of the firestop system is equal to the hourly fire rating of the wall assembly in which it is
installed.
2. Through Penetrants – Metallic pipes or tubing to be installed either concentrically or eccentrically within
the firestop system. Pipe or tubing to be rigidly supported on both sides of wall assembly.
A. Metallic Pipes – Max one metallic pipe or tubing. The annular space between penetrant and periphery of
opening shall be min 0 in. to
max 1-7/8 in. The following types and sizes of metallic pipes or tubing may be used:
A1. Steel Pipe – Nom 16 in. diam (or smaller) Schedule 10 (or heavier) steel pipe.
A2. Iron Pipe – Nom 16 in. diam (or smaller) cast or iron ductile pipe.
A3. Copper Tube – Nom 6 in. diam (or smaller) Type L (or heavier) copper tube.
A4. Copper Pipe – Nom 6 in. diam (or smaller) Regular (or heavier) copper pipe.
B. Pipe Covering – Max 1-1/2 in. thick hollow cylindrical heavy density glass fiber units or insulating foam
jacketed on the outside.
3. Fill, Void or Cavity Materials* – Sealant – Min 5/8 in. thickness of fill material applied within the annulus,
flush with both surfaces of the wall. Min 1/2 in. diam bead of fill material applied to the wallboard/penetrant
interface at point contact location on both surfaces of wall.
3M COMPANY –FB-3000 WT sealant
Page 20
Insulated pipe
FRR 60/60/60 Concrete floor
3M SYSTEM
1. Floor or Wall Assembly – Min 2-1/2 in. (64 mm) thick lightweight or normal weight (100-150 pcf or 16002400 kg/m3) concrete. Wall may also be constructed of any Classified Concrete Blocks. Max diam of opening
is 8 in. (203 mm).
2. Copper Pipe – Nom 3 in. diam (or smaller) pipe centered in the opening.
3. Pipe Covering – Max 1-1/2 in. thick hollow cylindrical heavy density glass fiber units or insulating foam
jacketed on the outside.
4. Packing Material – Min 1 in. thickness of ceramic (alumina silica) fiber blanket or mineral wool batt
insulation firmly packed into opening as a permanent form. In floors, packing material to be recessed min 1
in. from the top surface of the floor. In walls, packing material to be recessed min 1 in. from both surfaces of
of the the wall.
5. Fill, Void or Cavity Material* – Putty – Moldable putty material kneaded by hand and packed tightly into
annular space, flush with top surface of floor, to a min depth of 1 in. In wall assemblies, min 1 in. thickness of
putty to be installed symmetrically on both sides of wall.
3M COMPANY – MP+ Putty Stix
Page 21
Insulated pipe
FRR 60/60/60 Concrete floor
HILTI SYSTEM
1. Floor or Wall Assembly – Min 2-1/2 in. (64 mm) thick lightweight or normal weight (100-150 pcf or 16002400 kg/m3) concrete. Wall may also be constructed of any Classified Concrete Blocks. Max diam of opening
is 8 in. (203 mm).
2. Copper Pipe – Nom 3 in. diam (or smaller) pipe centered in the opening.
3. Pipe Covering – Max 1-1/2 in. thick hollow cylindrical heavy density glass fiber units or insulating foam
jacketed on the outside.
4. Fill, Void or Cavity Material – CP660 Expanding Sealant – Applied to fill the through opening to a min
thickness of 6 in. (150 mm) flush with the top surface of the floor or sleeve or both surfaces of wall or ends of
sleeve. The mixed components of the sealant react and begin to expand, approx 30 seconds after
application. Fill the opening completely with CP660 Expanding Sealant.
5. (Optional) Apply a layer 1/4 in. (6mm) thick to top surface of CP606 Caulk
HILTICOMPANY – CP660 Expanding Sealant – CP606 Caulk
Page 22
Systems for mechanical (HVAC) services
Insulated duct
FRR 30/30/30 Plasterboard wall
3M SYSTEM
1. Wall Assembly – The 1 or 2 hr fire-rated gypsum wallboard/stud wall assembly shall be constructed of the
materials and in the manner as specified in the individual Wall or Partition Design as previous
The hourly F Rating of the firestop system is equal to the hourly fire rating of the wall assembly in which it is
installed.
2. Steel Duct – Max 24 in. (610 mm) diam No. 24 gauge (or heavier) spiral wound steel duct to be installed
concentrically with a 3 in. (76 mm) annular space. Duct to be rigidly supported on both sides of wall
assembly.
3. Duct Insulation – Nom 2 in. (51 mm) thick glass fiber blanket insulation jacketed on the outside
4. Fill, Void or Cavity Material – Sealant – Min 5/8 in. (16 mm) thickness of fill material applied within
annulus, flush with both surfaces of wall assembly.
3M COMPANY – FB-3000 WT
Page 23
Rigid duct
FRR 30/30/30 Plasterboard wall
3M SYSTEM
1. Wall Assembly – The 1 or 2 hr fire-rated gypsum wallboard/stud wall assembly shall be constructed of the
materials and in the manner as specified in the individual Wall or Partition Design as previous
The hourly F Rating of the firestop system is equal to the hourly fire rating of the wall assembly in which it is
installed.
2. Steel Air Duct – Nom 30 in. by 24 in. (762 mm by 610 mm) min 24 gauge (or heavier) galv steel air duct to
be installed either concentrically
or eccentrically within the opening. Duct to be rigidly supported on both sides of wall assembly.
3. Duct Insulation* – Nom 1-1/2 in. (38 mm) thick glass fiber blanket insulation jacketed on the outside.
4. Firestop System – The firestop system shall consist of the following:
A. Wrap Strip – One layer of Ultra GS nom 1/8 in. (3.2 mm) thick intumescent material supplied in 2 in. (51
mm) wide strips tightly wrapped around duct insulation and held in place with 2 in. (51 mm) wide min 3 mil
foil tape. Wrap strip slid into annulus on both sides of wall such that wrap strips extend approx 1/2 in. (13
mm) beyond both surfaces of wall. Exposed portion of wrap strip to be completely covered with min 3 mil
foil tape.
B. Fill, Void or Cavity Material* – Caulk or Sealant – Min 5/8 in. (16 mm) thickness of fill material applied
within annulus, flush with both surfaces of wall assembly.
3M COMPANY – Ultra GS + CP 25WB+, IC 15WB+, FB-3000 WT
Page 24
Rigid duct
FRR 60/60/60 Concrete wall or floor
3M SYSTEM
1. Floor or Wall Assembly – Min 2-1/2 in. (64 mm) thick lightweight or normal weight (100-150 pcf or 16002400 kg/m3) concrete. Wall may also be constructed of any Classified Concrete Blocks. Max diam of opening
is 8 in. (203 mm).
2. Steel Air Duct – Nom 30 in. by 24 in. (762 mm by 610 mm) min 24 gauge (or heavier) galv steel air duct to
be installed either concentricallyor eccentrically within the opening. Duct to be rigidly supported on both
sides of wall assembly.
3. Duct Insulation* – Nom 1-1/2 in (38 mm) thick glass fiber blanket insulation jacketed on the outside.
4. Firestop System – The firestop system shall consist of the following:
A. Wrap Strip – One layer of nom 1/8 in. (3.2 mm) thick intumescent material supplied in 2 in. (51 mm) wide
strips tightly wrapped around duct insulation and held in place with 2 in. (51 mm) wide min 3 mil foil tape.
Wrap strip slid into annulus on both sides of wall such that wrap strips extend approx 1/2 in. (13 mm)
beyond both surfaces of wall. Exposed portion of wrap strip to be completely covered with min 3 mil foil
tape.
B. Fill, Void or Cavity Materials* – Caulk or Sealant – Min 5/8 in. (16 mm) thickness of fill material applied
within annulus, flush with both surfaces of wall assembly
3M COMPANY– Ultra GS – CP 25WB+, IC 15WB+ caulk or FB-3000 WT sealant
Page 25
Rigid duct and insulated
FRR 60/60/60 Concrete wall
CSD SYSTEM
1. Floor or Wall Assembly – Min 2-1/2 in. (64 mm) thick lightweight or normal weight (100-150 pcf or 16002400 kg/m3) concrete. Wall may also be constructed in Concrete Blocks. Max diam of opening is 8 in. (203
mm).
2. Steel Air Duct –24 gauge (or heavier) galv steel air duct to be installed either concentricallyor eccentrically
within the opening. Duct to be rigidly supported on both sides of wall or floor assembly.
2A. Duct Insulation – 38 mm thick FRR glass fiber blanket insulation jacketed on the outside.
3. Firestop System – NOFIRNO Board inserted firmly between duct or duct insulation and concrete wall
Single panel with double side coating for 1h and Double panel with single coating facing out for 2h
3A. NOFIRNO Sealant applied 20mm bead to perimeter each side and to any joints
CSD COMPANY– NOFIRNO Board -NOFIRNO sealant
Page 26
Rigid duct and insulated
FRR 60/60/60 Concrete wall floor
HILTISYSTEM
1. Floor or Wall Assembly – Min 2-1/2 in. (64 mm) thick lightweight or normal weight (100-150 pcf or 16002400 kg/m3) concrete. Wall may also be constructed in Concrete Blocks. Max diam of opening is 8 in. (203
mm).
2. Steel Air Duct –24 gauge (or heavier) galv steel air duct to be installed either concentricallyor eccentrically
within the opening. Duct to be rigidly supported on both sides of wall or floor assembly.
2A. Duct Insulation* – Nom 38 mm thick FRR glass fiber blanket insulation jacketed on the outside.
3. Firestop System – CP370 Coated Boards inserted firmly between duct or duct insulation and concrete wall
3A. CP606 Sealant applied 20mm bead to perimeter each side and to any joints
HILTI COMPANY– CP370 Board –CP606 sealant
Page 27