On Tue, 19 Sep 2006 10:39:22 -0700, jks wrote:


I still think you need some sort of dead leg (or maybe very poorly clipped
pipework) after the boiler on the HW pipes to get this effect.


Ed,

Can I ask what you mean by 'poorly clipped pipework' in laymans terms?

Pipes that visibly move in repsonse to pressure variations, in this case
caused by turning taps on or off.


--
Ed Sirett - Property maintainer and registered gas fitter.
The FAQ for uk.diy is at http://www.diyfaq.org.uk
Gas fitting FAQ http://www.makewrite.demon.co.uk/GasFitting.html
Sealed CH FAQ http://www.makewrite.demon.co.uk/SealedCH.html
Choosing a Boiler FAQ http://www.makewrite.demon.co.uk/BoilerChoice.html
Gas Fitting Standards Docs he http://www.makewrite.demon.co.uk/GasFittingStandards