Difference between part 1 and part 2 float valve

Oct 20- What is the difference between a Part and a Part ball valve? Hi Feed and expansion cistern can use part or part ball valve. Cold water must use part valve to conform with water regs.

WC cistern due to the relative height between discharge (at bottom of valve) and overflow. The cold water tank in my loft has a constant drip from the float valve and. Just want to know the basic differance between a Part and Part 2 . The first float valve you showed should not be used anymore as. Cheers Dan, so what is the main difference between part and then? Jul 20- Also the difference between the part Valve and the part Float Operating Valve.

We also have a little about the Torbeck Ball Valve. I believe the valve in the cold water tank is leaking, I can water dripping out of the. What is the difference between a Part or Part ball valve?

Jul 20- Part has a non return valve to prevent backflow of water.