RWC Floguard Double Check Valve with Test Point - Cat 3

The Altecnic / Caleffi 311 Safety Valve - 311430 is essential for domestic hot water systems, safeguarding the hot water cylinder and boiler, as well as other components within heating systems. This reliable valve is meticulously chosen based on the required set pressure. When the pressure exceeds the designated limit, the valve activates, discharging excess pressure to the atmosphere. This crucial function prevents the pressure within the system from escalating to hazardous levels, ensuring the safety of the boiler, hot water storage cylinder, and surrounding personnel.

Specifications

• Size: 1/2" x 1/2"
• Connections: BSP Female Inlet x BSP Female Outlet
• Materials: Brass
• Medium: Air and Water
• Set Pressure: 3 Barg
• Discharge Flow Rate: 142.1 kg/hr
• Max Boiler Rating: 82.5 kW
• Temperature Range: +5 to +110°C
• Product Code: 311430
• Notes: WRAS approved, CE marked

Ensure the safety and efficiency of your heating system with the Altecnic / Caleffi 311 Safety Valve, a trusted solution for managing pressure and safeguarding your equipment.

### Features & Benefits - Constructed from robust ductile iron to ensure long-lasting service life. - WRAS approved for use with potable water, suitable for temperatures ranging from -10°C to 80°C. - Features an integrated notch plate for a more compact design. - The anti-blow out stem design guarantees safe and secure operation. - Fully bonded epoxy paint system provides exceptional corrosion resistance. - Ideal for applications requiring Level 3 C3 (Medium) corrosion protection. - Maintenance-free valve design minimises downtime and enhances operational efficiency. ### Specifications - Conforms to BS EN 593 standards. - Face-to-face dimensions comply with BS EN 558. - Valves measuring DN250 and larger come standard with a fully enclosed gear operator. - Suitable for use in flow regulation applications. - Applicable for gas installations; the Fig. 970W and 970WG are compatible with Group 1 and Group 2 gases, as well as Group 1 and Group 2 liquids, as outlined by the Pressure Equipment Directive 2014/68/EU. ### Pressure/Temperature Rating - PN16 rating from -10 to 80°C (WRAS approved). - PN16 rating from -10 to 100°C (Non-WRAS approved). --- This description has been optimised for search engines while maintaining clarity and detail about the product's features, benefits, specifications, and ratings.