Backflow Prevention Devices

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

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#1907382

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 (chromium plated) with a drain port located between the cartridges. Maximum working pressure 16.0 (15-28mm & 1¼” - 2” BSP F) or 25.0 bar (½” - 1” BSP F). 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:
1907382
Expiry date:
31/07/2024
Marking:
CRANE, FLOW ARROW, CR & SIZE ON BODY
Installation Requirements:
R001
Model:
D220CW:15 mm compression, 22mm compression & 28mm compression. D220W: 1¼” BSP (F), 1½” BSP (F) & 2” BSP (F). D220W ½” BSP (F), ¾” BSP (F) & 1” BSP (F).
Factor:
Crane Fluid Systems
Company Name
Crane Fluid Systems
Address
Crane House Epsilon Terrace West Road
Postcode
IP3 9FJ
Country
Ipswich

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#1907383

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 (chromium plated) with a drain port located between the cartridges. Maximum working pressure 16.0 (15-28mm & 1¼” - 2” BSP F) or 25.0 bar (½” - 1” BSP F). 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:
1907383
Expiry date:
31/07/2024
Marking:
HNH, FLOW ARROW, CR, SIZE & MADE IN ITALY ON BODY
Installation Requirements:
R001
Model:
FIG 250CW:15 mm compression, 22mm compression & 28mm compression. FIG 250W 1¼” BSP (F), 1½” BSP (F) & 2” BSP (F). FIG 250W: ½” BSP (F), ¾” BSP (F) & 1” BSP (F).
Factor:
Hattersley
Company Name
Hattersley
Address
Crane House, Epsilon Terrace, West Road, Ipswich
Postcode
IP3 9FJ

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#1910313

Range of double check valve assemblies consisting of two spring loaded resilient trim in-line check valve cartridges housed in a DZR brass or chrome plated DZR brass body. 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:
1910313
Expiry date:
31/10/2024
Marking:
Aquacheck, flow arrow & CR on body
Installation Requirements:
R001
Model:
Aquacheck 15D – 15mm Aquacheck 22D – 22mm Aquacheck 28D – 28mm Aquacheck 15D CP – 15mm Aquacheck 22D CP – 22mm Aquacheck 28D CP – 28mm Aquacheck 5000 – ½” BSP(F) Aquacheck 750D - ¾” BSP(F) Aquacheck 500D - ½” BSP (F). Aquacheck 750D - ¾” BSP (F). Aquacheck 1000D - 1” BSP (F). Aquacheck 1000DR - 1” BSP (F). Aquacheck 1250D - 1¼” BSP (F). Aquacheck 1500D - 1½” BSP (F). Aquacheck 2000D - 2” BSP (F).
Manufacturer:
Aquacheck Engineering Ltd
Company Name
Aquacheck Engineering Ltd
Address
Royal Barn Road Castleton Rochdale
Postcode
OL11 3DT
Phone
01706 712 593

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#1911803

Range of double check valve assemblies consisting of two spring loaded resilient trim in-line check valve cartridges housed in a DZR brass or chrome plated DZR brass body. 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:
1911803
Expiry date:
31/10/2024
Size:
Please refer to model.
Marking:
Boss, flow arrow, Boss range name, CR, Aquacheck & Aquacheck model on body.
Installation Requirements:
R001
Model:
BOSS 102S range comprising of the following models: 32210102 – 15mm 32210113 – 22mm 32210124 – 28mm 32210135 – 15mm 32210146 – 22mm 32210157 – 28mm 32210305 - ½” BSP (F). 32210316 - ¾” BSP (F). 32210327 - 1” BSP (F). 32210338 - 1¼” BSP (F). 32210349 - 1½” BSP (F). 32210360 - 2” BSP (F).
Factor:
BSS Group Limited
Company Name
BSS Group Limited
Address
BSS Industrial BOSS Court 7 Barton Close Grove Park
Postcode
LE19 1SJ
Country
Leicester
Phone
0116 245 5500

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#1909337

In-line double check valve assembly consisting of two spring loaded resilient trim check valve cartridges housed within a DZR brass body with a test point between both check valves. Maximum working pressure 10.0 bar. Maximum operating temperature 99°C.

Section:
0034 Backflow Prevention Devices
Section Subtitle:
SCHEDULE 2 - Section 6.2 Type ED - Non-verifiable double check valve.
WRAS Approval Number:
1909337
Expiry date:
30/09/2024
Size:
12.98mm OD manifold connection x ½” BSP(M)
Marking:
Caleffi logo, flow arrow, CR mark on body
Installation Requirements:
R001
Model:
303801 VHG
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

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