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Backflow Prevention Devices

Section Code 0034 : SCHEDULE 2 - Section 6.2 Type ED - Non-verifiable double check valve.

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#2005013

Range of double check valve assemblies consisting of two spring loaded in-line check valve cartridges housed in a DZR brass or chrome plated DZR brass (CP02-8511 suffix models) body with a drain port between the cartridges. Maximum working pressure 10.0 bar. Maximum operating temperature 85°C.

Section:
0034 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Type ED - Non-verifiable double check valve.
WRAS Approval Number:
2005013
Size:
See model.
Marking:
V&G logo, WRAS, size, CR and flow arrow on body. (V&G is a registered trademark of Zhejiang Valogin Technology Co. Ltd)
Installation Requirements:
R001
Expiry date:
31/05/2025
Model:
12.10152.015.CP02-8511: 15mm compression inlet/outlet, 12.10152.015.CP5R-8511: 15mm compression inlet/outlet, 12.10152.022.CP02-8511: 22mm compression inlet/outlet, 12.10152.022.CP5R-8511: 22mm compression inlet/outlet, 12.10112.035.CP5R-8511: 35mm compression inlet/outlet.

Approval Holder:
Zhejiang Valogin Technology Co. Ltd.
Company Name
Zhejiang Valogin Technology Co. Ltd.
Address
Qinggang Technological Ind. Zone, Yuhuan, Zhejiang
Country
China

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Manufacturer:
Zhejiang Valogin Technology Co. Ltd.
Company Name
Zhejiang Valogin Technology Co. Ltd.
Address
Qinggang Technological Ind. Zone, Yuhuan, Zhejiang
Country
China

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#2005045

Range of double check valve assemblies consisting of two spring loaded in-line check valve cartridges housed in a DZR brass body with a drain port between the cartridges. Maximum working pressure 10.0 bar. Maximum operating temperature 85°C.

Section:
0034 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Type ED - Non-verifiable double check valve.
WRAS Approval Number:
2005045
Size:
See model.
Marking:
TS, CR FLOW ARROW & SIZE ON BODY SIZE ON END NUT
Installation Requirements:
R001
Expiry date:
31/05/2025
Model:
86881: 15mm compression inlet/outlet, 61921: 22mm compression inlet/outlet,

Approval Holder:
TOOLSTATION LTD
Company Name
TOOLSTATION LTD
Address
EXPRESS PARK BRISTOL ROAD BRIDGEWATER
Postcode
TA6 4RN
Country
SOMERSET

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#2007341

Non-verifiable double check valve assembly with DZR brass or chrome plated body, incorporating two spring loaded, resilient trim in-line check valve cartridges. Maximum working pressure 10.0 bar. Maximum operating temperature 100°C.

Section:
0034 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Type ED - Non-verifiable double check valve.
WRAS Approval Number:
2007341
Size:
½” BSP (F) x ½” BSP (M)
Marking:
Altecnic logo, flow arrow & CR on body.
Installation Requirements:
R001
Expiry date:
31/07/2025
Model:
123 - 1101 ½”M x ½” F DCV
Product Images

Approval Holder:
Altecnic Ltd - Caleffi Group
Company Name
Altecnic Ltd - Caleffi Group
Address
Mustang Drive, Stafford Staffordshire
Postcode
ST16 1GW
Country
England
Phone
+44 (0)1785 218200
General Email
specifications@altecnic.co.uk

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#2010315

Range of non-verifiable double check valve assemblies with DZR brass bodies, incorporating two spring loaded, resilient trim in-line check valve cartridges. Maximum working pressure 10.0 bar. Maximum operating temperature 85°C.

Section:
0034 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Type ED - Non-verifiable double check valve.
WRAS Approval Number:
2010315
Size:
See model.
Marking:
V&G, WRAS, Size, DR, flow arrow and date of manufacturer (MM-YY) on body.
Installation Requirements:
R001
Expiry date:
31/10/2025
Model:
12.10172.028.CP5R-8511 – 28mm compression 12.10172.042.CP5R-8511 – 42mm compression
Product Images

Approval Holder:
Zhejiang Valogin Technology Co. Ltd.
Company Name
Zhejiang Valogin Technology Co. Ltd.
Address
Qinggang Technological Ind. Zone, Yuhuan, Zhejiang
Country
China

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Manufacturer:
Zhejiang Valogin Technology Co. Ltd.
Company Name
Zhejiang Valogin Technology Co. Ltd.
Address
Qinggang Technological Ind. Zone, Yuhuan, Zhejiang
Country
China

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#2010331

Non-verifiable double check valve assembly incorporating DZR brass (chrome plated) body two spring loaded, resilient trim in-line check valve cartridges & a drain port located between the cartridges. Maximum working pressure 10.0 bar. Maximum operating temperature 65°C.

Section:
0034 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Type ED - Non-verifiable double check valve.
WRAS Approval Number:
2010331
Size:
½” BSP (F) x ½” BSP (M).
Marking:
Mira, DCV-H, flow Arrow and CR on body.
Installation Requirements:
R001
Expiry date:
31/10/2025
Model:
1.0.110.55.1 – Mira DCV H Chrome
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Approval Holder:
Kohler Mira Ltd.
Company Name
Kohler Mira Ltd.
Address
Cromwell Road, Cheltenham, Gloucestershire
Postcode
GL52 5EP
Country
United Kingdom
Phone
+44 (0) 844 571 5000

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Manufacturer:
Kohler Mira Ltd.
Company Name
Kohler Mira Ltd.
Address
Cromwell Road, Cheltenham, Gloucestershire
Postcode
GL52 5EP
Country
United Kingdom
Phone
+44 (0) 844 571 5000

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#2010372

Range of non verifiable double check valve assemblies consisting of two spring loaded resilient trim in-line check valve cartridges housed in a DZR brass body. The products incorporate a drain port between the cartridges. Maximum working pressure 16.0 bar. Maximum operating temperature 85°C.

Section:
0034 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Type ED - Non-verifiable double check valve.
WRAS Approval Number:
2010372
Size:
See model
Marking:
Jet range, CR, DN, ED & flow arrow on body.
Installation Requirements:
R001
Expiry date:
31/10/2025
Model:
Jet range comprising of models: K74233 (DN15): ¾” BSP(M) x ½” BSP(F) x 15mm compression. K74234 (DN20): 1” BSP(M) x ¾” BSP(F) x 22mm compression. K74235 (DN25): 1 ¼” BSP (M) x 28mm compression.

Approval Holder:
Wolseley UK Ltd.
Company Name
Wolseley UK Ltd.
Address
Harrison Way, Spa Park, Royal Leamington Spa
Postcode
CV31 3HH

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#2010318

Range of non-verifiable double check valve assemblies, consisting of two spring loaded resilient trim in-line check valve cartridges housed in DZR brass bodies (brushed chrome plated) with a drain port located between the cartridges either at the top or bottom. Models incorporate an isolation valve with either lever or butterfly handles. Maximum working pressure 10.0 bar. Maximum operating temperature 85°C.

Section:
0034 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Type ED - Non-verifiable double check valve.
WRAS Approval Number:
2010318
Size:
See model
Marking:
Model ALT-M7600120012018 Eres: Eres, CR, flow arrow and date of manufacture (represented by two letters) on body. All other models: Altecnic logo (a), CR, flow arrow and date of manufacture (represented by two letters) on body.
Installation Requirements:
R001
Expiry date:
31/10/2025
Model:
½” BSP (M) x ½” BSP (M): ALT-M7600120012001. ALT-M7600120012018 Eres. ALT-M7600120012003. ALT-M7600120012023. ½” BSP (M) x 15mm compression: 123-1002 CST. ½” BSP (M) x 15mm spigot: A-123-2401.
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Approval Holder:
Altecnic Ltd - Caleffi Group
Company Name
Altecnic Ltd - Caleffi Group
Address
Mustang Drive, Stafford Staffordshire
Postcode
ST16 1GW
Country
England
Phone
+44 (0)1785 218200
General Email
specifications@altecnic.co.uk

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#2012313

Range of non-verifiable double check valve assemblies consisting of two spring loaded resilient trim in-line check valve cartridges housed in a DZR brass body, compression models are nickle plated. A drain port is provided between the cartridges. Compression models are to be used with copper pipe to EN1057. Maximum working pressure 16.0 Bar. Maximum operating temperature for the D220W range 85°C. Maximum operating temperature of the D200CW range 60°C.

Section:
0034 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Type ED - Non-verifiable double check valve.
WRAS Approval Number:
2012313
Size:
D220W – DN15, DN20, DN25, DN32, DN40, DN50. D220CW – 15mm, 22mm, 28mm compression.
Marking:
Crane, flow arrow, PN, DN and CR mould on body
Installation Requirements:
R001
Expiry date:
31/12/2025
Model:
D220W D220CW
Product Images

Approval Holder:
Crane Ltd
Company Name
Crane Ltd
Address
Crane House, Epsilon Terrace, West Road, Ipswich
Postcode
IP3 9FJ
Phone
01473 277 364
General Email
bwiggins@crane-ltd.co.uk

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#2012364

Range of non-verifiable double check valve assemblies consisting of two spring loaded resilient trim in-line check valve cartridges housed in a DZR brass body, compression models are nickle plated. A drain port is provided between the cartridges. Compression models are to be used with copper pipe to EN1057. Maximum working pressure 16.0 Bar. Maximum operating temperature for the Hattersley Fig 250W range 85°C. Maximum operating temperature of the Hattersley Fig 250CW is 60°C

Section:
0034 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Type ED - Non-verifiable double check valve.
WRAS Approval Number:
2012364
Size:
Hattersley Fig 250W– DN15, DN20, DN25, DN32, DN40, DN50. Hattersley Fig 250CW – 15mm, 22mm, 28mm compression.
Marking:
Hattersley Logo, flow arrow, PN, DN and CR mould on body
Installation Requirements:
R001
Expiry date:
31/12/2025
Model:
Hattersley Fig 250W & 250CW double check valve assemblies

Approval Holder:
Hattersley
Company Name
Hattersley
Address
Crane House, Epsilon Terrace, West Road, Ipswich
Postcode
IP3 9FJ

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#2005046

Range of double check valve assemblies consisting of two spring loaded in-line check valve cartridges housed in a DZR brass body with a drain port between the cartridges. Maximum working pressure 10.0 bar. Maximum operating temperature 85°C.

Section:
0034 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Type ED - Non-verifiable double check valve.
WRAS Approval Number:
2005046
Size:
See model.
Marking:
CPS, size, CR and flow arrow on body.
Installation Requirements:
R001
Expiry date:
31/05/2025
Model:
631244 15mm compression inlet/outlet 375478 22mm compression inlet/outlet 662474 35mm compression inlet/outlet 799297 22mm compression inlet/outlet 218178 15mm compression inlet/outlet

Approval Holder:
City Plumbing Supplies/ Plumbing Trade Supplies
Company Name
City Plumbing Supplies/ Plumbing Trade Supplies
Address
PTS HOUSE ELDON WAY CRICK
Postcode
NN6 7SL
Country
NORTHAMPTON

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#2010390

Range of non-verifiable double check valve assemblies with DZR brass bodies, incorporating two spring loaded, resilient trim in-line check valve cartridges. Maximum working pressure 10.0 bar. Maximum operating temperature 85°C.

Section:
0034 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Type ED - Non-verifiable double check valve.
WRAS Approval Number:
2010390
Marking:
TPK, Size, CR, flow arrow and date of manufacturer (MM-YY) on body.
Installation Requirements:
R001
Expiry date:
31/10/2025
Model:
571458 – 28mm compression 274337 – 42mm compression

Approval Holder:
City Plumbing Supplies/ Plumbing Trade Supplies
Company Name
City Plumbing Supplies/ Plumbing Trade Supplies
Address
PTS HOUSE ELDON WAY CRICK
Postcode
NN6 7SL
Country
NORTHAMPTON

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#2109332

Non-verifiable double check valve assemblies with DZR brass bodies (chrome plated), incorporating two spring loaded, resilient trim in-line check valve cartridges. Maximum working pressure 10.0 bar. Maximum operating temperature 85°C.

Section:
0034 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Type ED - Non-verifiable double check valve.
WRAS Approval Number:
2109332
Size:
14.7mm compression.
Marking:
IDC logo (~E~ within a circle), flow arrow, CR and size etched on body
Installation Requirements:
R001
Expiry date:
30/09/2026
Model:
ICVB005
Product Images

Approval Holder:
IDC Plumbing & Heating Technology (Beijing) Ltd
Company Name
IDC Plumbing & Heating Technology (Beijing) Ltd
Address
3rd Floor, Unit 2, Building 2, Section A Zhaowei Science & Technology Park No. 14, Jiuxianqiao Road Chaoyang District Beijing
Country
China

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Manufacturer:
IDC FLUID CONTROL CO., LTD
Company Name
IDC FLUID CONTROL CO., LTD
Address
Mechanical & Electronic Industrial Area. C, Yuhuan, Taizhou
Country
Zhejiang,

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#2109336

Range of inline non verifiable double check valve assemblies with DZR brass bodies. Model S0270L-1 incorporates an isolation valve and is chrome plated. Maximum working pressure 10.0 bar. Maximum operating temperature 60°C.

Non-metallic materials and components comply with BS6920 at 60°C

Section:
0034 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Type ED - Non-verifiable double check valve.
WRAS Approval Number:
2109336
Size:
S0235L-1 15mm compression S0235L-2 22mm compression S0270L-1 15mm compression December new model: S0235L-3 28mm compression
Marking:
SCE Technologhy logo (an eagle) Size, Flow arrow, CR on body.
Installation Requirements:
R001
Expiry date:
30/09/2026
Model:
S0235L-1 15mm S0235L-2 22mm S0270L-1 15mm with isolating valve December new model added S0235L-3 28mm compression
Product Images

Approval Holder:
SCE Technology (Ningbo) Co Ltd
Company Name
SCE Technology (Ningbo) Co Ltd
Address
No.32 Yuanqu Road Cha Lu Industrial Zone Ninghai
Country
Ningbo

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Manufacturer:
SCE Technology (Ningbo) Co Ltd
Company Name
SCE Technology (Ningbo) Co Ltd
Address
No.32 Yuanqu Road Cha Lu Industrial Zone Ninghai
Country
Ningbo

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#2111317

Non- verifiable double check valve assembly consisting of two spring loaded resilient trim in-line check valve cartridges housed in a chrome plated DZR brass body with an integral insolation valve between the cartridges. For use with copper pipes to EN1057. Maximum working pressure 10.0 bar. Maximum operating temperature 85°C.

Section:
0034 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Type ED - Non-verifiable double check valve.
WRAS Approval Number:
2111317
Size:
15mm compression x ½”BSP(M)
Marking:
Caleffi logo, CR and flow arrow on body
Installation Requirements:
R001
Expiry date:
30/11/2026
Model:
303605 Models added April 2022 303615 – 15mm compression x 15mm compression 303606 - 15mm compression x ½”BSP(M)
Product Images

Approval Holder:
Caleffi S.p.A
Company Name
Caleffi S.p.A
Address
PLANT 2. S.R. 229 28010 Fontaneto d'Agogna (NO)
Country
Italy
Phone
+39 0322 8491
General Email
info@caleffi.com

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Manufacturer:
Caleffi S.p.A
Company Name
Caleffi S.p.A
Address
PLANT 2. S.R. 229 28010 Fontaneto d'Agogna (NO)
Country
Italy
Phone
+39 0322 8491
General Email
info@caleffi.com

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#2110334

Range of non-verifiable double check valve assemblies (DZR brass bodies) incorporating spherical valves and either red or blue butterfly handles. Maximum working pressure 10.0 bar. Maximum operating temperature 60°C.

Section:
0034 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Type ED - Non-verifiable double check valve.
WRAS Approval Number:
2110334
Size:
See model.
Marking:
Airaga Logo, date of manufacturer (YYWW), flow arrow, CR, PN and size on body.
Installation Requirements:
R001
Expiry date:
31/10/2026
Model:
119-1003 – ½” BSP (F) x 15mm compression 119-1004 - ½” BSP (F) x 15mm compression 119-1005 CST – ½” BSP (F) x ½” BSP (F) 119-1006 CST - ½” BSP (F) x ½” BSP (F) 119-1007 CST – ¾” BSP (F) x ¾” BSP (F) 119-1008 CST - ¾” BSP (F) x ¾” BSP (F)
Product Images

Approval Holder:
Altecnic Ltd - Caleffi Group
Company Name
Altecnic Ltd - Caleffi Group
Address
Mustang Drive, Stafford Staffordshire
Postcode
ST16 1GW
Country
England
Phone
+44 (0)1785 218200
General Email
specifications@altecnic.co.uk

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Manufacturer:
Airaga Rubinetterie Spa
Company Name
Airaga Rubinetterie Spa
Address
Via Per Briga 42 28024 Gozzano Novara
Country
Italy
General Email

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#2112300

Range of double check valve assemblies consisting of two spring loaded resilient trim in-line check valve cartridges housed in a DZR brass body (chrome plated or brass finish) with a port located between the cartridges. Maximum working pressure 10.0 bar. Maximum operating temperature 85°C.

Section:
0034 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Type ED - Non-verifiable double check valve.
WRAS Approval Number:
2112300
Size:
See model
Marking:
Caleffi logo, CR, flow arrow on body
Installation Requirements:
R001
Expiry date:
31/12/2026
Model:
39244 - 1/2” BSP(M) x1/2” BSP(M), chrome plated 303815 (15mm compression, chrome plated) 303840 (15mm compression, brass finish)

Approval Holder:
Caleffi S.p.A
Company Name
Caleffi S.p.A
Address
PLANT 2. S.R. 229 28010 Fontaneto d'Agogna (NO)
Country
Italy
Phone
+39 0322 8491
General Email
info@caleffi.com

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Manufacturer:
Caleffi S.p.A
Company Name
Caleffi S.p.A
Address
PLANT 2. S.R. 229 28010 Fontaneto d'Agogna (NO)
Country
Italy
Phone
+39 0322 8491
General Email
info@caleffi.com

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#2112342

Double check valve assembly consisting of two spring loaded resilient trim in-line check valve cartridges housed in a DZR brass body (chrome plated) with a port located between the cartridges. Maximum working pressure 10.0 bar. Maximum operating temperature 60°C

Section:
0034 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Type ED - Non-verifiable double check valve.
WRAS Approval Number:
2112342
Size:
¾” BSP(F) x ¾” BSP (M)
Marking:
Altecnic, flow arrow, DN20, CR, & date of manufacture (WW/YY) on body.
Installation Requirements:
R001
Expiry date:
31/12/2026
Model:
AI-05794940
Product Images

Approval Holder:
Altecnic Ltd - Caleffi Group
Company Name
Altecnic Ltd - Caleffi Group
Address
Mustang Drive, Stafford Staffordshire
Postcode
ST16 1GW
Country
England
Phone
+44 (0)1785 218200
General Email
specifications@altecnic.co.uk

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Manufacturer:
Airaga Rubinetterie Spa
Company Name
Airaga Rubinetterie Spa
Address
Via Per Briga 42 28024 Gozzano Novara
Country
Italy
General Email

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#2201028

Double check valve assembly consisting of two spring loaded resilient trim in-line check valve cartridges housed in a DZR brass body with a drain port located between the cartridges. For use with copper pipe manufactured to BS EN1057. Maximum working pressure 16.0 bar. Maximum operating temperature 85°C.

Section:
0034 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Type ED - Non-verifiable double check valve.
WRAS Approval Number:
2201028
Size:
15mm compression
Marking:
BARBERI logo (‘B’ within a hexagon), CR, MM15 and flow arrow on body.
Installation Requirements:
R001
Expiry date:
31/01/2027
Model:
172015000.
Product Images

Approval Holder:
Barberi Rubinetterie Industriali Srl
Company Name
Barberi Rubinetterie Industriali Srl
Address

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#2203326

Double check valve assembly consisting of two spring loaded resilient trim in-line check valve cartridges housed in a DZR brass body. For use with copper pipe manufactured to EN1057. Maximum working pressure 16.0 bar. Maximum operating temperature 85°C.

Section:
0034 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Type ED - Non-verifiable double check valve.
WRAS Approval Number:
2203326
Size:
15 & 22 compression
Marking:
Ningbo Dien, size, CR, flow arrow, WRAS & date of manufauctuer (MM/YY) on body
Installation Requirements:
R001
Expiry date:
31/03/2027
Model:
DIEN-DCV15 DIEN-DCV22
Product Images

Approval Holder:
Ningbo Dien Trade Co. Ltd.
Company Name
Ningbo Dien Trade Co. Ltd.
Address
UILDING 11 SHUXIANG JINGYUAN YINZHOU DISTRICT
Country
China

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#2203366

Double check valve assembly consisting of two spring loaded resilient trim in-line check valve cartridges housed in a DZR brass body. For use with copper pipe manufactured to EN1057. Maximum working pressure 16.0 bar. Maximum operating temperature 85°C.

Section:
0034 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Type ED - Non-verifiable double check valve.
WRAS Approval Number:
2203366
Size:
15 & 22 compression
Marking:
BETA, size, CR, flow arrow, WRAS & date of manufacture (MM/YY) on body
Installation Requirements:
R001
Expiry date:
31/03/2027
Model:
PBRVAL364076 & PBRVAL364078 CHECK VALVE ASSEMBLIES

Approval Holder:
Thomas Dudley Limited
Company Name
Thomas Dudley Limited
Postcode
DY1 4SJ
Phone
0121 557 7000
General Email
sales@thomasdudley.co.uk

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