August 24, 20224 yr Jeremy Harris wrote: "It's a hand-held, trigger operated shower head, with a tightly concentrated spray, often referred to as a shattaf." (our plumber here calls it an arse washer - AW) Will a double check valve suffice to bring an AW within the water regs? Unvented system. Our plumber says Building Control can impose £15k fine if an AW is fitted in an unvented system. Risk of contamination.
Create an account or sign in to comment