It's well below DPC so don't worry about moisture, I'd just try and stuff some glass fibre insulation in there, best you can. It is vital the pipe doesn't have any stress put on it. If you want to seal it, then silicone would be my suggestion.
Waste pipe into ground floor bathroom
- Thread starter zzzkr
- Start date
Sponsored Links
DIYnot Local
Staff member
If you need to find a tradesperson to get your job done, please try our local search below, or if you are doing it yourself you can find suppliers local to you.
Select the supplier or trade you require, enter your location to begin your search.
Are you a trade or supplier? You can create your listing free at DIYnot Local