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Tim W[_2_] Tim W[_2_] is offline
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Default Air admittence valve - get away with 50mm?

Ash
wibbled on Friday 23 October 2009 16:46

try

http://www.plumbingpages.com/feature...0casestudy.cfm


That's interesting.

But - might I recommend quoting a little of teh original message so folk
know what you're referring to ;-

--
Tim Watts

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