The first two are from the side where there is no gap at the eaves you can see the moisture on the membrane. Hopefully you can tell if that’s breathable or not? Then the last picture is from the other end where there is a gap at the eaves and the membrane is dry, rafters look like they’ve been...
Do you think I I could add a roof tile vent to go along with what’s already in place? I’m thinking that a tile vent purely because I could probably install that myself? Would the lap vents work or is that pointless as it’s not felt?
There’s only the one ventilation point along that one side of the eaves. Nothing else the other side is completely sealed. No vent at the ridge. It has what I assume is a breathable membrane
Okay thank you. I’ve seen people say that as long as this then dries out and only ever happens when it’s really cold it’s not something to worry about?
I was about to buy the vent trays but then read they aren’t useful with a breathable membrane only felt?
I wondered if anyone can help me!
I recently moved into a 1900’s ish house which was really cold. I went in the attic and found minimal insulation, this was also picked up on the survey. So I set about adding another 200mm. I made sure I didn’t pack it too close to the eaves. Although there’s...