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Dies BSPT R 1/2"
Expansion vessels are installed on unvented systems to protect from excessive pressure when the water heats up
Made from Polypropylene has an internal BSP thread and a max working temperature of 80 degrees C and operating pressure of 10 bar at 20 degrees C
EPDM Covered Resilient Seat
uPVC Double Union Threaded Air Release Valve - EPDM Size:2" Dies BSPT R 1/2"uPVC Threaded Air Release EPDM Seal Valves are manufactured from the material unplasticised polyvinyl chloride; subject to the system pressure, has a working temperature of +5C to +60C. Our Air Release Valves allow for air to be released from a tank which the valve is connected to. Double Union Ball Valves can be easily disconnected for maintenance through use of its double union ends.
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