Hi
I did wonder the same but when I queried it was advised due to close proximity to an old landfill site which was news to me.
Considering the house doesnt have such a membrane kind of feels daft putting it on the extension but hey ho if thats whats required!
Hi
Does anyone have any suggestions as to what I could use as 'rigid sheet material' to put underground to cover the openings at both sides where my underground drainage pipe runs under a lintel? Building regs just states 'rigid sheet material' rather than anything more specific in terms of a...
Good morning
Apologies for what may be a stupid question, but I have a query regarding the dpc/dpm check that is carried out by the BCO.
Am I ok to backfill both internal & external walls where I have dug out & built my underground blockwork in prior to the bco coming out for this visit or...
Hi all
am hoping for a bit of advice please. Am building an extension and building control have requested that I install a gas membrane (methane / co2) across the entire footprint of the building. I understand that I must fit this & incorporate it as a cavity tray between inner & external...