Range of non return valves with bronze bodies and discs, and an EPDM washer. Maximum working pressure 16 bar. Maximum operating temperature 85°C.
Range of swing gate non-return valves (resilient trim) with bronze bodies, brass or bronze swing gate with nitrile rubber gasket. Maximum working pressure: 25.0 Bar. Maximum operating temperature: 85.0°C.
Non-metallic materials and components comply with BS6920 at 85°C
Range of adjustable, in-line pressure reducing valves with gunmetal, bismuth red brass or stainless-steel bodies. The inlets incorporate a stainless-steel strainer. Models 682/6820 (DN100) & 482 (DN100) have a maximum inlet supply pressure of 16.0 bar. All other models have a maximum inlet supply pressure of 25.0 bar. Maximum outlet pressure in the range of 1.0-8.0 bar.
Non-metallic materials and components comply with BS6920 at 85°C
Range of adjustable, in-line pressure reducing valves with gunmetal, bismuth red brass or stainless-steel bodies. The inlets incorporate a stainless-steel strainer. Models ART 682/ART 6820 (DN100) & ART 482 (DN100) have a maximum inlet supply pressure of 16.0 bar. All other models have a maximum inlet supply pressure of 25.0 bar. Maximum outlet pressure in the range of 1.0-8.0 bar.
Non-metallic materials and components comply with BS6920 at 85°C
Pressure relief valves with a DZR brass body, EPDM diaphragm and manually operated easing gear, preset at 3 bar. Maximum working pressure 16.0 bar. Maximum operating temperature 85°C.
Range of inline spherical valves, (nickel plated brass bodies), chrome plated brass balls, PTFE seats and washers with lock-shield, single lever or T-type operating members. Maximum working pressure: ¼” to 1” = 40.0 bar, 1¼” to 2” = 32.0 bar, 2½” to 3” = 25.0 bar, 4” = 20.0 bar.
Non-metallic materials and components comply with BS6920 at 85°C
In-line spherical valve with a chrom eplasted DZR brass body, brass ball and EPDM ‘O’-rings, incorporating a single check valve cartridge (verified by test, suitable for fluid catergory 2) with a lever operating member. To be used with copper pipe manufactured to EN1057. verified Maximum working pressure 10.0 bar. Maximum operating temperature 85°C.
Range of brass or DZR brass spherical valves incorporating single lever operating members and a chrome plated brass ball. Model 0312A030307DC is an angled 90-degree valve which incorporates single check valve cartridges verified by test (suitable for backflow protection against Fluid Category 2 or 3). For use with EN1057 copper pipe. Maximum working pressure 10 bar. Maximum operating temperature 85°C.
Non-metallic materials and components comply with BS6920 at 85°C
Range of gate valves with blue epoxy coated ductile iron bodies, EPDM coated ductile iron wedges, EPDM gasket and ‘O’-ring. The valves operate via non-rising spindle headwork with a hand wheel operating member. Maximum working pressures: DN50: 25.0 bar, DN65-DN600: 16.0 bar.
Non-metallic materials and components comply with BS6920 at 85°C
Range of gate valves incorporating blue epoxy coated ductile iron bodies ,EPDM gasket, EPDM wedge and a handwheel operating member. Maximum working pressure 25 bar. Maximum operating temperature 80°C
Range of cast iron gate valves with blue epoxy coating, EPDM coated disc, PTFE gasket and EPDM seals. The valves are operated via a non-rising spindle headwork with a hand wheel operating member. Maximum working pressure 16.0 bar. Maximum operating temperature 85°C.
Range of manually operated balancing valves with either a DZR brass or bronze body incorporating a non-rising spindle balancing mechanism. Valves are adjusted using a handwheel. Maximum working pressure 25.0 bar. Maximum operating temperature 100°C.
'Medi-Discs'. White coloured, injection moulded ABS shower disc component. For use with water up to 85°C.
'WY-01~-04'. White coloured (opaque), moulded and sintered ceramic material. For use with water up to 85°C.
'CER18635 Ceramic Ring'. White coloured (opaque), sintered, ceramic ring. For use with water up to 85°C.
'DX101, DX201, DX202 & DX203 Rings'. Dark grey coloured, compression moulded silicon carbide ring components. For use with water up to 85°C.
'SIGMALINE 855 (11) Blue'. Factory applied, blue coloured, two-component polyurethane coating. 'SIGMALINE 855 (11) Blue' is for use with water up to 23°C. In September 2024 ‘SIGMALINE 855 (11) Off White’ was added to the approval. Off-white coloured two-component polyurethane coating. 'SIGMALINE 855 (11) Off White' is for use with water up to 36°C. Mix and apply as per manufacturer's Product Data Sheet ‘7656’, dated 'September 16, 2024'. Cure for 12 hours@20°C. These materials are only approved for the curing conditions that appear on the approval. If the cure conditions are varied from those specified on the approval then the materials are not covered by the scope of the approval.
'Sheraplex Blue, Black, Green & Silver'. Factory applied, organic resin coating system, consisting of a primer and 'Delta Seal' topcoat (available in blue, black, green and silver colours). Apply one coat of primer (as per instructions: WI.BMC.W02 Issue 2 - February 2005) and cure for 2 and ½ hours at 380°C. Then apply a passivation layer through immersion for 15 minutes at 76-99°C (as per instructions: WI.BMC.W06 Issue 1 August 2004). Apply 1 topcoat of 'Delta Seal' (as per instructions WI.BMC.W01A Issue 2 August 2010) and cure for 20 minutes at 200°C. All are for use with water up to 23°C. This material is only approved for the curing conditions that appear on the approval. If the cure conditions are varied from those specified on the approval then the material is not covered by the scope of the approval.
‘Primer coating Spu‐221(A) & Spu‐221(B)’ for use with ‘Top coating: Spu‐222(A) & Spu‐222(B)’. Factory applied, grey coloured (once mixed) Acrylic Polyurethane primer & coating. Mix parts A and B of the primer in a 4:1 volume ratio and apply as per manufacturer’s instructions dated 5th May 2018. Cure for 48 hours@25°C. Mix parts A and B of the topcoat in a 4:2 volume ratio and apply as per manufacturer’s instructions dated 5th May 2018. Cure for 48 hours@25°C. For use with water up to 40°C. This material is only approved for the mixing and curing conditions that appear on the approval. If the mixing and/or curing conditions are varied from those specified on the approval then the material is not covered by the scope of the approval.
‘FIBER TECH 82’. Factory applied, natural (appears dark yellow) fibreglass resin. Spray apply as per manufacturer’s Method Statement Ref ‘PP-GRP-092021-R1’, dated ‘21 Sept 2020’. Cure for 72 hours@25°C. For use with water up to 40°C. This material is only approved for the curing conditions that appear on the approval. If the cure conditions are varied from those specified on the approval then the material is not covered by the scope of the approval.
Page 193 of 390
We use cookies to give you the best possible experience with WRAS. Some are essential to provide website functions and ensure the website is secure. We also use cookies to help us understand how people use the site and to make improvements. Click "Accept All" to enable recommended settings or click "Manage cookies" to adjust your settings. For more details, see our Cookie Policy.
