Wras Valve
WRAS Approved Multi-flange Wafer Pattern Butterfly Valve - EPDM Liner
WRAS Approved Multi-flange Wafer Pattern Butterfly Valve - EPDM Liner
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WRAS Certified
Introducing the WRAS Approved Multi-flange Wafer Pattern Butterfly Valve with EPDM Liner, engineered for outstanding performance and reliability in fluid control systems. These valves feature an epoxy-coated ductile iron body and a 316 stainless steel disc, ensuring durability and resistance to corrosion. The EPDM liner is suitable for a wide temperature range, making these valves ideal for various applications in residential, commercial, and industrial settings.
Key Features:
- WRAS Approved: Certified to meet stringent WRAS standards for water safety and quality.
- ISO 5211 Compatibility: Designed for direct mount, ensuring easy installation and integration.
- Robust Construction: Epoxy-coated ductile iron body with a 316 stainless steel disc for enhanced durability and corrosion resistance.
- Temperature Resilience: EPDM liner suitable for temperatures from -10°C to 120°C (up to 130°C peak).
- Versatile Operation: Locking lever operation for sizes 1” to 12” and gearbox operation for sizes 14” to 24” (extendable to all sizes).
- High Performance: Meets the 97/23/CE (PED) Directive CE 1115, ensuring high performance and adaptability.
- Multi-Flange Compatibility: Offers versatile flange compatibility for diverse applications.
Specifications:
- Material:
- Body: EN GJS 400-15 Ductile Iron
- Disc: CF8M Stainless Steel
- Stem: AISI 420 Stainless Steel
- Liner: EPDM
- Bushing: PTFE
- Washer: Galvanised Carbon Steel
- Circlip: Spring Steel
- O-ring: Viton
- Lever: 1” to 6” - Aluminium, 8” & 10” - EN GJS 400-15 Ductile Iron
- Bolts: Galvanised Carbon Steel
- Pressure Rating:
- PN16 for sizes 1” to 16”
- PN10 for sizes 18” to 24”
- Temperature Range: -10°C to 120°C (130°C Peak)
- Size Range: 1” to 24”
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FAQs
What is a WRAS-approved valve?
A WRAS-approved valve is a valve that has been certified by the Water Regulations Advisory Scheme in the UK. This certification ensures that the valve complies with the strict standards for materials and construction, making it safe for use with potable water systems.
Why is WRAS approval important for valves?
WRAS approval is important because it signifies that the valve will not cause water contamination or pose a health risk when used. This is crucial for maintaining the safety and quality of drinking water.
How can I identify a WRAS-approved valve?
WRAS-approved valves are typically marked with the WRAS logo and a unique approval number. These identifiers can usually be found on the body or packaging of the valve.
What types of valves can be WRAS approved?
Any valve intended for use with potable water can be WRAS approved. Common types include ball valves, check valves, gate valves, and pressure reducing valves.
Where are WRAS-approved valves typically used?
WRAS-approved valves are used in residential, commercial, and industrial water systems where there is direct contact with drinking water. They are essential in systems requiring high standards of hygiene and safety.
Are WRAS-approved valves required by law?
In the UK, water fittings that come into contact with the public water supply must comply with the Water Supply (Water Fittings) Regulations or Scottish Byelaws. These require that components such as valves do not contaminate water and are of an appropriate quality, often necessitating WRAS approval.
What are the benefits of installing WRAS-approved valves?
Installing WRAS-approved valves helps ensure compliance with water safety regulations, prevents water contamination, and enhances the reliability and longevity of water supply systems.
How do I install a WRAS-approved valve?
Installation of a WRAS-approved valve should follow manufacturer guidelines and local plumbing codes. It's recommended to hire a qualified plumber to ensure proper installation and operation.