The 110mm Black Push-Fit Air Admittance Valve allows a soil stack fitted with an external air admittance valve to terminate within three metres of a window opening. This allows the pipe to terminate at the same height as if it were installed internally...

Stubby screwdriver for pozidriv screwsFeatures:- Bimaterial ergonomic comfortable and effective handle- Bit color code: blue- Round countersunk, chrome plated blade in chrome vanadium steel- Sand-blasted tip- Compac...