air admittance valve

leep · 16 Jul 2005

is there a rquired height for an air admittance valve as the one fitted in my house is only higher than the shower and bath trap and lower than the w.c. and wash basin

Slugbabydotcom · 16 Jul 2005

Supposed to be about 6 inches higher than the overspill level of the wc

kevplumb · 16 Jul 2005

above the highest waste

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air admittance valve

leep

Slugbabydotcom

kevplumb

DIYnot Local

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