Cheers Woody,
I'm assuming that by filling the gap with expanding foam I will not get a problem with damp because the foam is impervious? I'm also assuming that the foam will also prevent cold bridging?
:lol:
Hi I hope someone can help. I have just pulled up the carpets in prep for decorating and laying laminate floor and found the concrete around the patio door to be failing. Having removed the lose concrete i find i have a hole through the DPC beneath which is loose sand.
Recently i had uPVC...