Recent content by dean1984

its is filled except for where 5 ducting pipes enter the cavity (which i know was checked by BCO), can i fill the cavity in these areas retrospectively if i fit the periscope air bricks as mentioned above?

or potentially a weep hole below the air brick to allow the water out if it gets to high in severe weather. as i have mentioned i doubt it will get this high again as i think the lack guttering and taking water away from the hose has added to the issue. once that is sorted i expect the ground...

ok thanks i will connect the ducting to the air brick , but i still have the issue of the water entering the cavity as there is no lean mix concrete. i think the water tracked long the ouside of the ducting essentially along the channel underneath the concrete slab causing. if the cavity was...

i thought so too but that was signed off by building regs, i think the main issue i need to fix is the water entering the gap in the lean mix (basically creating a pocket full of water in the cavity), im thinking i may need to put a land drain along the back of the extension where the air bricks...

hi so i have recently had an extension built and the air bricks from the existing house were extended under the concrete slab with ducting the ducting enter the cavity at the other side of the extension below the lean mix infill. The groundworkers left the ducting open ended in the cavity with a...