OHIO E.P.A.
BACKFLOW PREVENTION INFORMATION
LIST OF APPROVED BACKFLOW PREVENTION
DEVICES
This list is current as of 4/3/02
ATTACHMENT"A"
APPROVED BACKFLOW PREVENTION DEVICES
Note that all Ohio EPA-approved backflow prevention devices and assemblies include at
least two shut-off valves and at least four test cocks. Some of the following model
numbers can also designate products without shut-off valves or test cocks; products
without shut-off valves or test cocks are not approved in this list.
REDUCED PRESSURE PRINCIPLE BACKFLOW
PREVENTION DEVICES
Sizes
Comoanv
I
Ames Company, Inc.
Buckner
CLA-VAL Company
Conbraco Industries, Inc.
4000 RP
4000 SS
4000 B
24000
24001
24002
24003
24004
RP-2
RP-4
RP-4V
18-4
40-201
40-202
40-203
40-204
40-205
40-207
40-208
40-209
40-200
40-20A
40-20C
40-20E
RPZ-40207A2
40208 A2
4020G02
40-206-02
40-206-A2
4", 6", 8" and 10"
3/4", I", 1 1/2",2",2 1/2",3",4", and 6"
Yz", %", 1", and 1 ';4"
3/4"
I"
1 1/4"
1 1/2"
2"
3/4", I", 11/4" and 11/2"
2",2 1/2",3",4",6",8",
and 10"
4"
10"
1/4"
3/8"
1/2"
3/4"
I"
1 1/2"
2"
2 1/2"
3"
4"
6"
8"
1 1/2"
2"
10 "
1 1/4"
1 1/4"
,
,
REDUCED PRESSURE PRINCIPLE BACKFLOW
PREVENTION DEVICES (continued)
FEBCO (CMB Industries)
FLOMATIC
Hersey Products
a Grinnell Company
Mueller Company*
Orion Industries, Inc.
Rain Bird Sprinkler
Manufacturing
Corporation
825Y
825YA
825YD
860
880
880V
RPZ 9399
RPZ 9300
RPZ B9200
RPZ B9201
RPZ B9203
RPZ B9204
RPZ B9205
RPZ B9206
6C
6CM
FRPII
H-9506
80-0069
9-2929
BRP
RPA-075
RPA-I00
RPA-150
RPA-200
RPA-250
RPA-300
RPA-400
RPA-600
RPA-800
RPA-1000
RP QT 075
RP QT 100
RP QT 125
RP QT 150
RP QT 200
RP QT 250
RP QT 300
3/4", I", 11/4", 11/2",and2"
3/4", 1", 1 1/2", 2"
2 1/2",3",4",6",8",
and 10"
%", I", 1 Yz",2", 4", 6", and 8"
2 1/2",3",4",6", and 8"
2 1/2",3",4", 6", and 8"
Yz"
34"
%"
I"
1 Yz"
2"
2 Yz"
3"
I", 1 1/2",2",2 1/2",3",4",6",8",
and 10"
2 1/2",3",4",6",8",
and 10"
3/4", I", 11/4", 11/2",and2"
4",6", 8", and 10"
1 1/2"
2"
3/4", 1",3", and 4"
3/4"
I"
1 1/2"
2"
2 1/2"
3"
4"
6"
8"
10"
3/4"
I"
1 1/4"
11/2"
2"
2 1/2"
3"
REDUCED PRESSURE PRINCIPLE BACKFLOW
PREVENTION DEVICES (continued)
Watts Regulator Company
Wilkins Regulator
Company
009
909
990RW
990 RPDA
992
575
M-8 575
M-I0 575
975
975XL
975 XLV
975 XLMBS
975 BMS
975 MS
975 XLMS
975 XLV
375
*No longerin production,parts still available.
1/2",3/4", I", 1 1/4",1 1/2",2",2 1/2", and 3"
3/4", I", 1 1/4", 1 1/2",2",2 1/2",3",4",6",8",
and 10"
4", 6", and 8"
4",6", and 8"
4",6",8", and 10"
3/4", I", 1 1/4",1 1/2",2",3",4", and 6"
8"
10"
3/4", 1", 1 1/4", 1 1/2", 2", 2 1/2", 3", 4", 6", 8", and 10"
3/4", I", 11/4", 11/2",and2"
%" and 1"
34", I", 1 Y4",1 Y2",and2"
2 Y2",3",4",6",8", and 10"
2 Y2",3",4",6",8", and 10"
%", I", 1 Y4", 1 Y2",and 2"
%", I", 1 Y2",and 2"
4" and 6"
DOUBLE CHECK VALVE ASSEMBLIES
t
Sizes
!:omDanv
Ames Company, Inc.
Buckner
CLA-V AL Company
Conbraco Industries, Inc.
FEBCO (CMB Industries)
FLOMATIC
Hersey Products
a Grinnell Company
ITT Grinnell Corporation
2000 B
2000 DCA
2000 SS
2000 SE
24100
24101
24102
24103
24104
D-2
D-4
40-103-02
40-104
40-105
40-107
40-108
40-109
40-100
40-10A
40-10C
40-10E
40104A2
40105A2
40107 A2
40108A2
401OG02
805Y
805YD
850
870
870V
DCV B 9100
DCV B 9101
DCV B 9103
DCV B 9104
FDC
No.2
Hersey HDC
B-2
Y2",%", 1", 1 Y2",and 2"
4",6",8" and 10"
3/4", I", 1 1/2",2",2 1/2",3",4", and 6"
6" and 8"
3/4"
1
1 1/4"
1 1/2"
2"
3/4", 1", 1 1/4" and 1 1/2"
2",2 1/2",3",4",6",8",
and 10"
1/2"
3/4"
I"
1 1/2"
2"
2 1/2"
3"
4"
6"
8"
3/4"
I"
1 1/2"
2"
10"
314", I", 11/2",and2"
2 1/2",3",4",6",8",
and 10"
%", I", 1 Y2",2", 4", 6", and 8"
2 1/2",3",4",6", and 8"
2 1/2",3",4", 6", and 8"
3/4"
I"
1 1/2"
2"
3/4", 1 1/2", and 2"
3",4",6",8", and 10"
3/4", I", 1112",and2"
4",6",8", and 10"
I
DOUBLE CHECK VALVE ASSEMBLIES (continued)
Mueller Company*
Orion Industries, Inc.
Rain Bird Sprinkler
Manufacturing
Corporation
Watts Regulator Company
Wilkins Regulator
Company
H-9505
80-0060
9-2780
80-0070
9-2930
BDC
DCA-075
DCA-I00
DCA-150
DCA-200
DCA-250
DCA-300
DCA-400
DCA-600
DCA-800
DCA-lOOO
DC QT 075
DC QT 100
DC QT 150
DC QT 200
DC QT 250
DC QT 300
007
709
770 RW
772
007 QT
550
M-8 550
M-lO 550
950
950XL
950 XLV
950 XLT
950 XLU
350
*No longer in production,parts still available.
4",6", 8", and 10"
3/4"
I"
1 1/2"
2"
3/4", 1",3", and 4"
3/4"
I"
1 1/2"
2"
2 1/2"
3"
4"
6"
8"
10"
3/4"
I"
1 1/2"
2"
2 1/2"
3"
3/4", I", 1 1/2",2",2 1/2",3", and 4"
3/4", I", 1 1/4", 1 1/2",2",2 1/2",3",4",6",8",
and 10"
4",6", and 8"
4",6",8", and 10"
1/2"
3/4", I", 1 1/4", 1 1/2",2",3",4",6"
and 8"
8"
10"
3/4", I", 1 1/4", 1 1/2",2",2 1/2",3",4",6",8",
and 10"
3/4", I", 11/4", 1 1/2", and 2"
%" and 1"
%", I", 1 Yz", and 2"
%", I", 1 Yz",and 2"
4" and 6"
DOUBLE CHECK-DETECTOR
CHECK ASSEMBLIES
A doublecheck-detectorcheck assemblyis a carefullymatchedassemblyof a modified
line-sizedouble check valve assemblywith a bypass containinga water meter and an
approveddoublecheck valve assembly. The water metersusable with each approved
assemblyare listed after the size of the line-sizeassembly. If we have been notified
which meterwas used in getting approval,the letter for that meter is printed first and
followedby a semicolon.
COMPANY
Ames Company, Inc.
CLA-VAL Company
Conbraco Industries, Inc.
FEBCO (CMB Industries)
Hersey Products
a Grinnell Company
Watts Regulator Company
MODEL
SIZES
APPROVED METERS*
3000 DCDA
4",6" and 8"
10"
2 1/2",3",4", and 6"
6" and 8"
4", 6", 8", and 10"
4"
6"
8"
10"
3"
4"
3"
4"
6"
6"
8"
10"
3"
4", 6", 8", and 10"
4",6", and 8"
4",6", and 8"
4" and 6"
3"
4",6", and 8"
10"
I"
21/2",3",4"
3"
4",6", and 8"
10"
4", 6", and 8"
4", 6", 8", and 10"
B, D, F-L, N-O, Q
A-B, D-L, N-Q
A-Q
A-Q
D; D-Q
A-Q
A-Q
F-Q
F-Q
3000 SS
3000 SE
16
40-60A
40-60C
40-60E
40-60G
40-600
4060A03
40600C3
4060AC3
4060C02
4060C03
4060E03
4060G03
806YD
876V
856
876
DDC-II
FDC
007 DCDA
709 DCDA
770 DCDA
772 DCDA
M; B-Q
L; A-Q
Q; A-B, D-Q
I; I-Q
Q; B, D-Q
N; A-Q
N; B, D-L, N-O, Q
N; A-B, D-L, N-O, Q
N; F-L, N-O, Q
A, B, D-G, I, J, L, N, 0, Q
DOUBLE CHECK-DETECTOR CHECK ASSEMBLIES
(continued)
Wilkins Regulator Company
DCDA
950 DA
350 DA
*Meter identification:
(A)
(B)
(C)
(D)
(E)
(F)
(G)
(H)
(I)
(J)
(K)
(L)
(M)
(N)
(0)
(P)
(Q)
Hersey Model F-F 5/8" x 3/4"
Hays Acumeter 5/8" x 3/4"
Master Meter 5/8"
Carlon 5/8"
Dande' Model D-3 5/8" x 3/4"
Gamon-Calmet 5/8"
Precision 5/8"
Rockwell 5/8"
Hersey Model 430 5/8"
Neptune Trident 85/8"
Neptune 5/8"
Arad 5/8" x 3/4"
Neptune T-10 5/8"
Badger Model 25 3/4"
Kent Model C700 5/8" x 3/4"
Rockwell Model SR 3/4" Short
Hersey Model MVR-30 3/4"
2 1/2" and 3"
4"
6"
21/2",3",4",6",8",and
10"
4" and 6"
P;B-Q
M; A-Q
M;A-Q
M; A-Q
REDUCED PRESSURE DETECTOR
ASSEMBLIES
A reducedpressure detectorassemblyis a carefullymatched assemblyof a modifiedlinesize reducedpressureassemblywith a bypass containinga water meter and an approved
reducedpressure assembly. The water metersusable with each approvedassemblyare
listed afterthe size of the line-sizeassembly. If we have been notifiedwhich meter was
used in getting approval,the letter for that meter is printed first and followedby a
semicolon.
COMPANY
Ames Company, Inc.
CLA-VAL Company
CONBRACO
FEBCO
Hersey Products
a Grinnell Company
Watts Regulator Company
Wilkins
MODEL
SIZES
APPROVED METERS*
5000 RPDA
4"
6"
8"
10"
2 1/2",3", 4", and 6"
10"
4"
6"
3"
6"
6"
8"
10"
2 1/2",3",4", 8", and 10"
4",6",8", and 10"
M;N-Q
G;A-Q
G;A-Q
M; A-Q
A-Q
D; D-Q
3"
4"
6"
8"
10"
4"
4", 6", 8", and 10"
2 1/2", 3", 4", and 6"
8" and 10"
N;B-Q
N; B-Q
N:B-Q
N;B-Q
N;B-Q
A-Q
5000 SS
18-4
4070AC3
4070CC3
40700C3
4070C02
4070C03
4070E03
4070G03
826YD
6CM-RPDA
909RPDA
990RPDA
992RPDA
975DA
975DA
*Meter identification:
(A)
(B)
(C)
(D)
(E)
(F)
Hersey Model F-F 5/8" x 3/4"
Hays Acumeter 5/8" x 3/4"
Master Meter 5/8"
Carlon 5/8"
Dande' Model D-3 5/8" x 3/4"
Gamon-Calmet 5/8"
M; B-Q
M; B-Q
M; A-Q
(0)
(H)
(1)
(J)
(K)
(L)
(M)
(N)
(0)
(P)
(Q)
Precision 5/8"
Rockwell 5/8"
Hersey Model 430 5/8"
Neptune Trident 8 5/8"
Neptune 5/8"
Arad 5/8" x 3/4"
Neptune T-10 5/8"
Badger Model 25 3/4"
Kent Model C700 5/8" x 3/4"
Rockwell Model SP 3/4" Short
Hersey Model MVR-30 3/4"