On Sun, 3 May 2015 10:19:10 +0100, gareth wrote:

But why bother? Toilet with Torbeck valve requires attention every year.

But downstairs toilet (qv) with traditional ball-valve has given
trouble-free operation for over 10 years.

The Torbecks I've fitted here have given trouble-free, silent,
operation for over ten years.

Is there cack in your water supply? The balancing hole in equilibrium
valve(*) is tiny compared to the jet of even a HP ball valve.

https://groups.google.com/d/msg/uk.d...I/7iU2jZ1l0RMJ

(*) Torbeck is a registered trademark not a valve type but has become
like Hoover or Biro.

--
Cheers
Dave.