Cistermiser Cistern Control Valve Threaded, Threaded

WRAS approved hydraulic water management devices that comply with Bylaw 82 and 83
Standard (STD), low pressure (LP) and high sensitivity low pressure (HSLP) types
Replace trickle - cock in the supply pipe to the cistern
Work by detecting slight changes in water pressure caused when washroom facilities are used
Pass a pre-set amount of water per operation
Stop filling the cistern when the building is empty