‘Flowflex,’ and ‘Opal’ ranges of brass, DZR brass, chromium plated brass, nickel plated brass compression fittings for use with copper pipe to BS EN 1057. Maximum working pressure 16.0 bar. Maximum operating temperature 99°C.

Section:

1140 Fittings for use with Tube and Pipe

Section Subtitle:

Compression, metal, for use with copper tube. Unless specified in the individual approval, the products within this section are not suitable for below ground use

WRAS Approval Number:

2211366

Size:

See models.

Marking:

FLOWFLEX, Size, EN1542-2, UK or UK Made OPAL, Size, EN1254-2 CR on DZR models

Installation Requirements:

R001

Expiry date:

30/11/2027

Model:

99713 Flowflex Brass Compression Straight Coupling 10mm, 44117 Opal Brass Compression Straight Coupling 15mm, 59406 Opal Brass Compression Straight Coupling 22mm, 50808 Opal Brass Compression Straight Coupling 28mm, 57128 Flowflex Brass Compression Reducing Coupling 15 x 8mm, 93356 Flowflex Brass Compression Reducing Coupling 15 x 10mm, 75499 Flowflex Brass Compression Reducing Coupling 22 x 15mm, 44694 Flowflex Brass Compression Reducing Coupling 28 x 22mm, 46376 Opal Brass Compression Repair Coupling 15 x 100mm, 91660 Opal Brass Compression Male Adaptor 15mm x ½”, 60156 Opal Brass Compression Male Adaptor 22mm x ¾”, 12167 Opal Brass Compression Male Adaptor 22mm x 1”, 85952 Opal Brass Compression Male Adaptor 28mm x 1”, 39623 Opal Brass Compression Female Adaptor 15mm x ½”, 37759 Opal Brass Compression Female Adaptor 22mm x ¾”, 20725 Opal Brass Compression Female Adaptor 22mm x 1”, 14922 Opal Brass Compression Female Adaptor 28mm x 1”, 75114 Opal Brass Compression Straight Tap Connector 15mm x ½”, 92409 Opal Brass Compression Straight Tap Connector 22mm x ¾”, 58277 Opal Brass Compression Tank Connector 15mm, 54014 Opal Brass Compression Tank Connector 22mm, 78520 Opal Brass Compression Tank Connector 28mm, 43650 Flowflex DZR Brass Compression Three Piece Reducing Set 15 x 10mm, 21910 Flowflex DZR Brass Compression Three Piece Reducing Set 22 x 15mm, 25902 Flowflex Brass Compression Stop End 10mm, 63232 Opal Brass Compression Stop End 15mm, 28223 Opal Brass Compression Stop End 22mm, 42207 Opal Brass Compression Stop End 28mm, 47899 Flowflex Brass Compression Equal Elbow 10mm, 23847 Opal Brass Compression Equal Elbow 15mm, 19605 Opal Brass Compression Equal Elbow 22mm, 33123 Opal Brass Compression Equal Elbow 28mm, 64668 Opal Brass Compression Male Elbow 15mm x ½”, 33647 Opal Brass Compression Male Elbow 22mm x ¾”, 26618 Opal Brass Compression Female Elbow 15mm x ½”, 48823 Opal Brass Compression Female Elbow 22mm x ¾”, 29554 Opal Brass Compression Wallplate Elbow 15mm x ½”, 46354 Opal Brass Compression Wallplate Elbow 22mm x ¾”, 65566 Opal Brass Compression Bent Tap Connector 15mm x ½”, 17824 Opal Brass Compression Bent Tap Connector 22mm x ¾”, 91205 Flowflex Brass Compression Equal Tee 10mm, 22749 Opal Brass Compression Equal Tee 15mm, 67294 Opal Brass Compression Equal Tee 22mm, 92176 Opal Brass Compression Equal Tee 28mm, 98758 Opal Brass Compression Reduced Branch Tee 22 x 22 x 15mm, 79889 Opal Brass Compression Reduced Branch Tee 28 x 28 x 15mm, 81926 Opal Brass Compression Reduced Branch Tee 28 x 28 x 22mm, 27062 Opal Brass Compression Reduced End Tee 22 x 15 x 22mm, 84560 Opal Brass Compression Reduced Branch and End Tee 22 x 15 x 15mm.

Approval Holder:

Toolstation Ltd.

Company Name

Toolstation Ltd.

Address

Travis Perkins PLC Ryehill House Rye Hill Close Lodge Farm Industrial Estate Northampton

Country

United Kingdom

Phone

07392109053

General Email

benjamin.cockerill@travisperkins.co.uk

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Manufacturer:

Flowflex Components Ltd.

Company Name

Flowflex Components Ltd.

Address

Samuel Blaser Works Dew Pond Lane Tongue Lane Industrial Estate Buxton

Postcode

SK17 7LR

Country

United Kingdom

Phone

+44 1298 77211 Fax: 01298 72362 Telex: 666482

General Email

daniel.jones@fowflex.com

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CORE “SB DZRCOM” range of DZR brass compression fittings for use with copper pipe (manufactured to EN 1057). The tank connectors incorporate a NBR gasket. The straight tap connectors incorporate a blue fibre gasket. Maximum working pressure 16.0 bar. Maximum operating temperature 85°C.

Section:

1150 Fittings for use with Tube and Pipe

Section Subtitle:

Compression, metal, for use with copper tube - above ground use only.

WRAS Approval Number:

240404074

Size:

See model.

Marking:

Lawton or Lawton tube logo, size and EN1254-2 on nut. CR on body.

Installation Requirements:

R001

Expiry date:

30/04/2029

Model:

SB-DZRCOMCP015 CORE DZR 15mm Coupler Compression CF910015 SB-DZRCOMCPFI0151/2 CORE DZR 15mmX1/2" Female Iron Coupler Compression CF912015 SB-DZRCOMCPFI0223/4 CORE DZR 22mmX3/4" Female Iron Coupler Compression CF912022 SB-DZRCOMCPMI0151/2 CORE DZR 15mm X 1/2" Male Iron Coupler Compression CF911015 SB-DZRCOMCPMI0153/4 CORE DZR 15mm X 3/4" Male Iron Coupler Compression CF911015020 SB-DZRCOMCPMI0153/8 CORE DZR 15mm X 3/8" Male Iron Coupler Compression CF911015010 SB-DZRCOMCPMI0223/4 CORE DZR 22mm X 3/4" Male Iron Coupler Compression CF911022 SB-DZRCOMCPMI0281 CORE DZR 28mm X 1" Male Iron Coupler Compression CF911028 SB-DZRCOMEC015 CORE DZR 15mm End Cap Compression CF951015 SB-DZRCOMEC022 CORE DZR 22mm End Cap Compression CF951022 SB-DZRCOMEL015 CORE DZR 15mm 90° Elbow Compression CF915015 SB-DZRCOMEL015CP CORE DZR 15mm 90° Compression Elbow Chrome Plated CF915CP015

Approval Holder:

Smith Brothers Stores Limited

Company Name

Smith Brothers Stores Limited

Address

Unit V2 Winchester Avenue, Blaby, Leicester

Postcode

LE8 4GZ

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Manufacturer:

The Lawton Tube Company Ltd.

Company Name

The Lawton Tube Company Ltd.

Address

Torrington Avenue, Tile Hill, Coventry

Postcode

CV4 9AB

Phone

+44 24 7646 6203 or 024 7646 6203

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Twistloc’ range of push-fit fittings with PEX-b, polysulphone or PPE bodies, supplied with polysulphone inserts. For use with PEX pipe (manufactured to BSEN 7291 part 3), PB (manufactured to BSEN 7291 part 2) and copper pipe (EN1057). Maximum working pressure/temperature: 12.5 Bar @ 20°C. As of October 2025: Maximum working pressure/temperature 3 Bar @ 92°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:

250602010

Basis of Compliance:

Tested to regulators Specification Test Code Sheets

Size:

10mm, 15mm, 22mm, 28mm

Marking:

TLC (TwistLoc logo) and size on body

Installation Requirements:

R001

Expiry date:

30/06/2030

Model:

‘Twistloc’ range comprising of models: SRDE6764M 15mmX1/2"BSP DROP EAR ELBOW SRF6764M 15mmX1/2"BSP FEMALE ADAPTOR SRF6765M 15mmX3/4"BSP FEMALE ADAPTOR SRF6745M 22mmX3/4"BSP FEMALE ADAPTOR SRF6701M 28mmX1"BSP FEMALE ADAPTOR SPU6711M 10mm STR UNION SPU6766M 15mm STR UNION SPU6744M 22mm STR UNION SPU6700M 28mm STR UNION SPU6761M 15mmX10mm REDUCING STR UNION SPU6746M 22mmX15mm REDUCING STR UNION SRSE6714M 10mmX1/2"BSP SWIVEL ELBOW (Hand Tighten) SRSE6764M 15mmX1/2"BSP SWIVEL ELBOW (Hand Tighten) SRSE6765M 15mmX3/4"BSP SWIVEL ELBOW (Hand Tighten) SRSE6714BM 10mmX1/2"BSP SWIVEL ELBOW (Brass Nut) SRSE6764BM 15mmX1/2"BSP SWIVEL ELBOW (Brass Nut) SRSE6765BM 15mmX3/4"BSP SWIVEL ELBOW (Brass Nut) SPSU6714M 10mmX1/2"BSP SWIVEL UNION (Hand Tighten) SRSU6764M 15mmX1/2"BSP SWIVEL UNION (Hand Tighten) SRSU6765M 15mmX3/4"BSP SWIVEL UNION (Hand Tighten) SPSU6745M 22mmX3/4"BSP SWIVEL UNION (Hand Tighten) SPSU6714BM 10mmX1/2"BSP SWIVEL UNION (Brass Nut) SRSU6764BM 15mmX1/2"BSP SWIVEL UNION (Brass Nut) SRSU6765BM 15mmX3/4"BSP SWIVEL UNION (Brass Nut) SPSU6745BM 22mmX3/4"BSP SWIVEL UNION (Brass Nut) SPST671M 10mm END STOP SPST676M 15mm END STOP SPST674M 22mm END STOP SRST670M 28mm END STOP SPE6711M 10mm ELBOW SPE6766M 15mm ELBOW SPE6744M 22mm ELBOW SPE6700M 28mm ELBOW SPE6761M 15mmX10mm REDUCING ELBOW SPE6746M 22mmX15mm REDUCING ELBOW SPATE6766M 15mm-135o STEM ELBOW SPATE6744M 22mm-135o STEM ELBOW SPR6716M 10mmX15mm REDUCER SPR6764M 15mmX22mm REDUCER SPR6760M 15mmX28mm REDUCER SPR6740M 22mmX28mm REDUCER SPT67111M 10mm TEE SPT67666M 15mm TEE SPT67444M 22mm TEE SPT67000M 28mm TEE SPT67611M 15mmX10mmX10mm REDUCING TEE SPT67661M 15mmX15mmX10mm REDUCING TEE SPT67664M 15mmX15mmX22mm REDUCING TEE SPT67466M 22mmX15mmX15mm REDUCING TEE SPT67464M 22mmx15mmx22mm REDUCING TEE SPT67441M 22mmx22mmx10mm REDUCING TEE SPT67446M 22mmX22mmX15mm REDUCING TEE SPT67044M 28mmX22mmX22mm REDUCING TEE SPT67040M 28mmX22mmX28mm REDUCING TEE SPT67001M 28mmX28mmX10mm REDUCING TEE SPT67006M 28mmX28mmX15mm REDUCING TEE SPT67004M 28mmX28mmX22mm REDUCING TEE SPTT67441M 22mX22mmX10mm TUBE TEE SPTT67446M 22mX22mmX15mm TUBE TEE SPTE6711M 10mm TUBE ELBOW SPTE6716M 10mmx15mm TUBE ELBOW SPTE6766M 15mm TUBE ELBOW SPTE6744M 22mm TUBE ELBOW SRMC6764M 15mmX1/2"BSPT MALE CONNECTOR SRME6764M 15mmX1/2"BSPT MALE ELBOW SRFWC6741M 22mmX10mm 4WAY MANIFOLD SRU6766SM 15mm SLIP UNION SRU6744SM 22mm SLIP UNION STS10M 10mm PIPE INSERT STS15M 15mm PIPE INSERT STS22M 22mm PIPE INSERT STS28M 28mm PIPE INSERT SRAV63M 15mm AIR-VENT CONNECTOR

Product Images

Manufacturer:

SNC Corporation

Company Name

SNC Corporation

Address

30, Baekbeom-ro, 678 beon-gil, Seo-gu, Incheon

Postcode

22825

Country

South Korea

Phone

+82-70-8795-3200

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Range of copper or brass (see model) end feed fittings for use with copper tube (manufactured to BS EN1057). Tap connectors incorporate Fibre/NBR washers. Male and female union adaptors incorporate a silicone gasket. Maximum working pressure using hard solder: 8mm to 28mm, ½” to 1” BSP (F) or (M), 1” straight cylinder union and captive nut ½” to ¾”: 25.0 bar, 35mm to 54mm, 1¼” to 2” BSP (F) or (M): 16.0 bar. Maximum working pressure using silver brazing alloy EN1044: 66.7mm to 108mm, 2½” to 4” BSP (F) or (M): 16.0 bar, 133mm to 219mm: 10.0 bar.

Non-metallic materials and components comply with BS6920 at 65°C

Section:

1210 Fittings for use with Tube and Pipe

Section Subtitle:

End feed, for use with copper tube. Unless specified in the individual approval, the products within this section are not suitable for below ground use

WRAS Approval Number:

2309384

Size:

See model.

Marking:

Lawton tubes logo, EN1254 and size on body.

Installation Requirements:

R001

Expiry date:

30/09/2028

Model:

SB-EFCOMI0151/2 CORE 15mm X 1/2" Male Adaptor Brass N3015 SB-EFCOMI0153/4 CORE 15mm X 3/4" Male Adaptor Brass SB-EFCOMI0223/4 CORE 22mm X 3/4" Male Adaptor Brass N3022 SB-EFCOMI0281 CORE 28mm X 1" Male Adaptor Brass N3028 SB-EFCOMI03511/4 CORE 35mm X 1.1/4" Male Adaptor Brass SB-EFCOMI04211/2 CORE 42mm X 1.1/2" Male Adaptor Brass SB-EFCOMI0542 CORE 54mm X 2" Male Adaptor Brass SB-EFCP015 CORE 15mm Coupler EF N1015 SB-EFCP022 CORE 22mm Coupler EF N1022 SB-EFCP028 CORE 28mm Coupler EF N1028 SB-EFCP035 CORE 35mm Coupler EF SB-EFCP042 CORE 42mm Coupler EF SB-EFCP054 CORE 54mm Coupler EF SB-EFCP06 CORE 66.7mm Coupler EF SB-EFCP076 CORE 76.1mm Coupler EF SB-EFCP108 CORE 108mm Coupler EF SB-EFEC015 CORE 15mm End Cap EF N61015 SB-EFEL015 CORE 15mm 90° Elbow EF N12015 SB-EFEL022 CORE 22mm 90° Elbow EF N12022 SB-EFEL028 CORE 28mm 90° Elbow EF N12028 SB-EFEL035 CORE 35mm 90° Elbow EF N12035 SB-EFEL042 CORE 42mm 90° Elbow EF SB-EFEL054 CORE 54mm 90° Elbow EF SB-EFEL067 CORE 66.7mm 90° Elbow EF SB-EFEL076 CORE 76.1mm 90° Elbow EF SB-EFEL108 CORE 108mm 90° Elbow EF SB-EFELS015 CORE 15mm 90° Street Elbow EF N12S015 SB-EFELS022 CORE 22mm 90° Street Elbow EF N12S022 SB-EFRED02215 CORE 22mm X 15mm Fitting Reducer EF N6022015 SB-EFRED02822 CORE 28mm X 22mm Fitting Reducer EF N6028022 SB-EFTE015 CORE 15mm Equal Tee EF N24015 SB-EFTE022 CORE 22mm Equal Tee EF N24022 SB-EFTE028 CORE 28mm Equal Tee EF SB-EFTE035 CORE 35mm Equal Tee EF SB-EFTE042 CORE 42mm Equal Tee EF SB-EFTE054 CORE 54mm Equal Tee EF SB-EFTE067 CORE 66.7mm Equal Tee EF SB-EFTE076 CORE 76.1mm Equal Tee EF SB-EFTE108 CORE 108mm Equal Tee EF SB-EFTE0221522 CORE 22mm X 15mm X 22mm Reducer Tee EF N26022015022 SB-EFTE0222215 CORE 22mm X 22mm X 15mm Reducer Tee EF N25022015

Approval Holder:

Smith Brothers Stores Limited

Company Name

Smith Brothers Stores Limited

Address

Unit V2 Winchester Avenue, Blaby, Leicester

Postcode

LE8 4GZ

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Manufacturer:

The Lawton Tube Company Ltd.

Company Name

The Lawton Tube Company Ltd.

Address

Torrington Avenue, Tile Hill, Coventry

Postcode

CV4 9AB

Phone

+44 24 7646 6203 or 024 7646 6203

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‘EPH_WSP19_XXXX’ range of brass end feed and threaded fittings for use with copper pipe (manufactured to EN 1057). Maximum working pressure 10.0 bar. Maximum operating temperature 85°C.

Section:

1210 Fittings for use with Tube and Pipe

Section Subtitle:

End feed, for use with copper tube. Unless specified in the individual approval, the products within this section are not suitable for below ground use

WRAS Approval Number:

250515011

Basis of Compliance:

Tested to regulators Specification Test Code Sheets

Size:

See model.

Marking:

Size and/or DOZ on body.

Installation Requirements:

R001

Expiry date:

31/05/2030

Model:

End Feed Fittings: Air vent cap: EPH_WSP19_0593 - 15mm. Wall Plate Elbow: EPH_WSP19_0608 - 15mm * ½” BSP (M). Male Coupler: EPH_WSP19_0618 - 15mm * ½” BSP (M), EPH_WSP19_0619 - 15mm * ¾” BSP (M), EPH_WSP19_0625 - 22mm * ¾” BSP (M). Female Coupler: EPH_WSP19_0635 - 15mm * ½” BSP (F), EPH_WSP19_0642 - 22mm * ¾” BSP (F). Female Elbow: EPH_WSP19_0663 - 15mm * ½” BSP (F). Male Elbow: EPH_WSP19_0676 - 15mm * ½” BSP (M). Threaded Brass fittings: Threaded Brass Blanking Nut: EPH_WSP19_0719A - ¼” BSP (F), EPH_WSP19_0720 - ⅜” BSP (F), EPH_WSP19_0721 - ½” BSP (F) - CHROME, EPH_WSP19_0721A - ½” BSP (F), EPH_WSP19_0722A - ¾” BSP (F), EPH_WSP19_0723 - 1" BSP (F). Threaded Brass Male Flanged Plug: EPH_WSP19_0726 - ½” BSP (M), EPH_WSP19_0727 - ¾” BSP (M), EPH_WSP19_0724 - ¼” BSP (M), EPH_WSP19_0728 - 1" BSP (M). Threaded Brass Reducing Bush: EPH_WSP19_0746 - M-F ½” BSP (M) * ¼” BSP (F), EPH_WSP19_0747A - M-F ½” BSP (M) * ⅜" BSP (F), EPH_WSP19_0749A - M-F ¾” BSP (M) * ½” BSP (F), EPH_WSP19_0750A - M-F 1” BSP (M) * ¾” BSP (F), EPH_WSP19_0751 - M-F 1” BSP (M) * ½” BSP (F). Threaded Brass Hexagon Nipple: EPH_WSP19_0761 - M-M ¼” BSP (M) * ¼” BSP (M), EPH_WSP19_2476 - M-M ⅜” BSP (M) * ⅜” BSP (M), EPH_WSP19_0763A - M-M ½” BSP (M) * ½” BSP (M), EPH_WSP19_0764B - M-M ¾” BSP (M) * ¾” BSP (M), EPH_WSP19_0765A - M-M 1” BSP (M) * 1” BSP (M). Threaded Brass Flanged Backnut: EPH_WSP19_0801 - ½” BSP (F), EPH_WSP19_0802A - ¾” BSP (F). Threaded Brass Female Socket: EPH_WSP19_0841 - ¼” BSP (F), EPH_WSP19_0843 - ½” BSP (F), EPH_WSP19_0844 - ¾” BSP (F), EPH_WSP19_0845 - 1” BSP (F). Tap extender: EPH_WSP19_2605 - ½” BSP (F) x ¾” BSP (M), EPH_WSP19_2609 - ¾” BSP (F) * ¾” BSP (M). Multi thread Nipple: EPH_WSP19_2599 - ¾” BSP (M) * ½” BSP (F) * 5/8” BSP (F) with rubber washer.

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Approval Holder:

Hangzhou DOZ Import & Export Co., Ltd

Company Name

Hangzhou DOZ Import & Export Co., Ltd

Address

Room 302, Binke Mansion, No. 1503, Xipu Road, Binjiang District, Hangzhou Zhejiang 310053

Country

China

Phone

86 571 28180555

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Manufacturer:

Jiangxi Avonflow Hvac Tech Co., Ltd

Company Name

Jiangxi Avonflow Hvac Tech Co., Ltd

Address

No.97, Xingye Avenue, Economic Development Zone, Shangrao City Jiangxi Province

Country

China

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