RectorSeal Firestopping Products
FLAMESAFE MORTAR SEAL
Smoke and gas tight seal for large openings
®
Description
Product Features
• Underwriters Laboratories classified
• Listed in systems with up to 3 hour
fire rating
• Tested to UL 1479 (ASTM E814)
• Nonshrinking
FlameSafe® Mortar Seal is a cost-effective
material available for projects with many large
openings. It is a lightweight, low density product
that is mixed with varying amounts of water to
produce the proper consistency for pouring,
pumping or troweling into the cavity. Common
plaster machines may be used to mix and pump
into large openings.
• Economical
Mortar Seal is paintable with alkali-resistant paint.
It does not shrink, assuring a smoke-tight seal
when cured. It has a zero flame spread and does
not contain solvents or silicones.
• Noncombustible, nonhalogenated
Applications
• No solvents
FlameSafe Mortar Seal can be used for all sized
openings, but is particularly suited for large openings with multiple metallic or cable penetrations.
The cured mortar material contains chemicallybonded water that absorbs heat.
• Nontoxic
• No outgassing
• Pourable, pumpable
Application Guide
Penetrations
Metallic
Non-metallic
Cables
Cable trays
Insulated
Misc. electrical
HVAC
Mixed
Joints
Perimeter Barrier (Curtain Wall)
FlameSafe Mortar Seal
X
X
X
X
X
X
X
X
Physical Properties
Color
Dry density
Wet density
Yield per 22 lbs (10 kg)
Installation temperature
Working time
Light red
40.5 pcf (650 kg/m3)
84.1 pcf (135
50 kg/m3 )
11.2 lbs/gal (1.35 kg/L)
2:1 mix ratio 733 in3 (12011 cm3)
3:1 mix ratio 660 in3 (10,815 cm3)
40°F to 90°F (4°C to 32°C)
30 to 60 minutes
Applicable Standards
FlameSafe Mortar Seal is listed by Underwriters
Laboratories Inc. and Underwriters’ Laboratories
of Canada for up to 3 hour fire rated systems, in
accordance with ASTM E814 (UL 1479/CAN4S115), Fire Tests of Through-Penetration Firestops.
It is Factory Mutual approved and accepted by the
City of New York (MEA 47-98-M Vol. II, MEA
179-96-M Vol. II) and the California State Fire
Marshal (4485-1551:100).
Installation
The surfaces of the penetrants and opening to be
sealed must be free of loose dirt, dust or oil.
Product should be stored in a dry area until ready
for use. Installation temperature should be
between 40° to 90°F (4°C to 32°C).
FlameSafe Mortar Seal is electrically conductive
until dry. Do not apply to energized electrical
conductors.
Mixing Procedure: Mix with clean water in a suitable
container. Slowly add the dry mortar mix to water
while stirring by hand, or by power mixer, to ensure a
smooth lump free mix.
Recommended Mixing Ratios:
Mortar Mix: Water (by volume)
Constistency:
Pourable for floor Openings 2 1/2 : 1
Stiff for Wall Openings
3:1
Availability
FlameSafe Mortar Seal is available through authorized RectorSeal
distributors either in bags or poly pails.
Description
Part No.
Weight
FSM Bag
66901
22 lbs (10 kg)
FSM Poly Pail
66902
22 lbs (10 kg)
In retrofit applications, Mortar Seal can be easily
drilled for installation of additional penetrants.
Holes should be sealed with additional mortar or
other FlameSafe products. Complete installation
instructions are on product label.
Maintenance
Applications using FlameSafe Mortar Seal are
maintenance free, however, installations should be
inspected periodically for accidental damage and
repaired as per the original approved design.
Warranty
All statements, technical information and recommendations contained herein are based on tests we
believe to be reliable. However, since the conditions of use and application are beyond our control,
RectorSeal shall not be liable for
any damage, direct or consequential, resulting
from the use of this material or design.
RectorSeal's only warranty shall be to
replace any of its products found to be defective.
Technical Support
RectorSeal provides technical
DO NOT USE A MIX RATIO OF LESS THAN 2:1 support for all of its products, including FlameSafe Mortar Seal. Call toll free at 800-231-3345
NOTE: The wet mix will remain usable for approxiam- for assistance in product selection and for
tely 45-60 minutes depending on batch size, water
detailed specifications and approvals. We provide
content and temperature. Once material has been
engineering analysis for unique firestopping applimixed to the desired consistency DO NOT attempt to cations, including system design drawings suitable
alter by adding additional water or mortar . Any
for submittals. Material Safety Data Sheets are
spillage should be wiped up with a damp cloth before also available. More information is available at
setting occurs.
our web site, http://flamesafe.rectorseal.com.
When installing mortar for aluminum cable trays,
a protective primer should be applied on areas in
which the mortar will come in direct contact with
the cable tray. This will eliminate the possibility
of corrosion.
http://flamesafe.rectorseal.com
For technical assistance call toll free at 800-231-3345
FlameSafe is a registered trademark of RectorSeal.
RectorSeal makes the Limited Express Warranty that when the instructions for storage and handling of our products are followed we warrant our products to be free from defects. THIS
LIMITED EXPRESS WARRANTY IS EXPRESSLY IN LIEU OF ANY OTHER EXPRESS OR IMPLIED WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS
FOR A PARTICULAR PURPOSE, AND OF ANY OTHER OBLIGATION ON THE PART OF RECTORSEAL. The sole remedy for breach of the Limited Express Warranty shall be the refund of the
purchase price. All other liability in negated and disclaimed, and RectorSeal shall not be liable for incidental or consequential damages.
Suggestions and recommendations covering the use of our products are based on our past experience and laboratory findings. However, as we have no control as to the methods and
conditions of application, we only assume responsibility for the uniformity of our products within manufacturing tolerances.
RECTORSEAL
This product may be covered by patents or patents pending.
FS-200D
Printed in U.S.A.
4/11
Copyright 2009 RectorSeal.
2601 Spenwick Drive, Houston, Texas 77055
wwww.rectorseal.com