Recent content by mattC44

Thanks for the advice. One last question, there was a pressure relief pipe for the combi boiler exiting the house where the new garage roof tied in. This was taken out and the a new pressure relief pipe ran into the condensate pump. This has a small plastic pipe that runs into the main...

I take it the spill level is the top of the basin. If so then the AAV is about 200mm lower. Also, when the new garage roof was installed in place of the existing flat roof there was a rainwater down pipe left sticking up from the ground about 2m. This was left open and is connected to the...

thanks for the reply. Yes it allowed the wc to flush correctly. I'm very concerned about the open vent in the roof space?

Hi, I have just had an extension built. A new soil vent stack was installed for 2 toilets, 2 basins and a shower tray. The vent stack is vented into the garage loftspace with the use of an air admittance valve. Very early on after completion I had problems when flushing one of the new...