Taizhou Double Winners Copper Co., Ltd Approvals

#250415016

Drain off cock with a DZR brass body, non-rising spindle headwork and EPDM seals and washers. Maximum working pressure 16.0 bar. Maximum operating temperature 85°C.

Section:
1770 Taps
Section Subtitle:
Draining, for above ground use only.
WRAS Approval Number:
250415016
Basis of Compliance:
Tested to regulators Specification Test Code Sheets
Size:
15mm spigot connection
Marking:
Taizhou Double Winners Copper Co., Ltd logo (dbw), size, date of manufacture (MM-YY), CR and BS 2879-2 on body.
Installation Requirements:
R001
Expiry date:
30/04/2030
Model:
6850015
Product Images
Approval Holder:
Taizhou Double Winners Copper Co., Ltd
Company Name
Taizhou Double Winners Copper Co., Ltd
Address
#2‐902, Z Center, No. 185 Wenxue Road, Jiaojiang, Taizhou, 31800, Zhejiang, China

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#250415008

Range of spherical valves with stainless steel bodies, stainless steel ball and lever operating members. The press-fit connection is for use with stainless steel pipe (manufactured to EN10312). Jointing is achieved via a crimping tool using a ‘M’ profile. Maximum working pressure 16.0 bar. Maximum operating temperature 85°C.

Section:
2260 Valves
Section Subtitle:
Spherical, metal.
WRAS Approval Number:
250415008
Basis of Compliance:
Tested to regulators Specification Test Code Sheets
Size:
15-108mm press-fit.
Marking:
GP (brand of Taizhou Double Winners Copper Co., Ltd), size, production batch (OYMM, where O = manufacturer code, year ‘Y’ is a letter: C = 2025, D = 2026, E = 2027, F = 2028, G = 2029 & H = 2030, MM = 01 (Jan) through to 12 (Dec)) and PN16-316L on body. GUTPRESS (brand of Taizhou Double Winners Copper Co., Ltd) on handle.
Installation Requirements:
R001
Expiry date:
30/04/2030
Model:
SS30015PP, SS30022PP, SS30028PP, SS30035PP, SS30042PP, SS30054PP, SS30067PP, SS30076PP, SS30089PP, SS300108PP.
Product Images
Approval Holder:
Taizhou Double Winners Copper Co., Ltd
Company Name
Taizhou Double Winners Copper Co., Ltd
Address
#2‐902, Z Center, No. 185 Wenxue Road, Jiaojiang, Taizhou, 31800, Zhejiang, China

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#251115005

Range of brass press fittings with EPDM ‘O’-rings for use with copper pipe (manufactured to EN1057). Jointing is achieved via a crimping tool using a ‘M’ profile. For above and below ground use. Maximum working pressure 16.0 bar. Maximum operating temperature 85°C.

Section:
1180 Fittings for use with Tube and Pipe
Section Subtitle:
Couplings. Unless specified in the individual approval, the products within this section are not suitable for below ground use
WRAS Approval Number:
251115005
Basis of Compliance:
Tested to regulators Specification Test Code Sheets
Size:
See model.
Marking:
Taizhou Double Winners Copper Co., Ltd logo (dbw in a box) and size on body.
Installation Requirements:
R001
Expiry date:
30/11/2030
Model:
6243G Coupler Male: 15x1/2", 15x3/4", 22x1/2", 22x3/4", 22x1", 28x3/4", 28x1", 35x1", 35x11/4", 42x11/2", 54x2". 6270G Coupler Female: 15x1/2", 15x3/4", 22x1/2", 22x3/4", 22x1", 28x3/4", 28x1", 35x1", 35x11/4", 42x11/2", 54x2". 6359G Straight Swivel: 15x1/2", 15x3/4", 22x1/2", 22x3/4", 22x1", 28x1", 28x11/4". 6092G Male Elbow: 15x1/2", 15x3/4", 22x3/4", 22x1", 28x1". 6090G Female Elbow: 15x1/2", 15X3/4", 22x3/4", 22x1", 28x1". 6472G Female Wallplate Elbow: 15x1/2", 22x3/4". 6130G Branch Tee (left x right x middle): 15x15x1/2", 22x22x1/2", 22x22x3/4", 28x28x1/2", 28x28x3/4", 28x28x1", 35x35x1/2", 35x35x3/4", 35x35x1", 42x42x1/2", 54x54x1/2". 6246G Female Adaptor: 1/2"x15, 3/4"x22. 6361G Male Union: 15x1/2", 22x3/4", 28x1". 6330G Female Union: 15x1/2", 22x3/4", 28x1". Models added December 2025 6330 Straight Union 15mm 22mm 28mm 35mm 42mm 54mm 6280 Male Adaptor 12x1/2" 15x1/2" 18x1/2" 22x1/2" 22x3/4" 28x1"
Product Images
Approval Holder:
Taizhou Double Winners Copper Co., Ltd
Company Name
Taizhou Double Winners Copper Co., Ltd
Address
#2‐902, Z Center, No. 185 Wenxue Road, Jiaojiang, Taizhou, 31800, Zhejiang, China

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