damp proof course

During the build of our extension the builder built the walls (outer and inner) before laying the slab. This means the DPM does not go under the course of blocks containing the DPC. Is this a normal practice these days? There is also a gap between the end of DPM in places and the DPC, can this...

Can any tell me if the green wall I have under a bay window is likely due to a problem with the DPC? Anyone seen anything like this before?

My late father had a conservatory built in may last year, I'm now the owner of the house my dpc level on the back of the conservatory goes well below 150mm I've been in contact with the company that built it and they said it's because of the flags and I need an aco drain. BUT they put the flags...

Hello, I wasn't sure how to categorise this question so feel free to move it into more suitable sub-forum. I'm looking for some advice. I'd like to route some (7-8) CAT6 Ethernet cables from downstairs living room (router) to the upstairs bedrooms. Most of the cables will be used for...

Hi all, welcome to my post. The front room of our house has had damp issues since we bought it in early 2012. We then had an large extension later that year, although the front room with damp problems was not touched back then due to finances at the time. Our place was originally a cow shed...

Hi, I've searched the forums but cannot find an answer to this specific question. I have a 1960s bungalow that I'm refurbishing. Ground floor was: Ash solum on earth, sealed (badly) with bitumen. Suspended floor joists with tongue and groove timber flooring (void below floor is ventilated). I...

I have a 1880 Terraced House and around the fireplace in the back room (it's closed off) I've noticed a very slight dark line appearing about 30-50cms above the floor. I think this could be the start of rising damp so I've removed the skirting board and the plaster is in good condition (i.e...