window flashing

Hi all, my tenants have reported leaking from the top of the windows in 2 of the windows at the property. I first thought it was a cavity breach caused by the roof but a roofer said it was okay. I am looking to get the windows replaced but wanted to ask advice on if this is probably the issue. I...

Hi all, My timber framed garden room now has tyvek house wrap on the exterior and I need to cut out the window holes and flash them properly. The way to do it in the US seems to be to cut the house wrap flush with the edges of the window holes and use flex wrap on the bottom cill wrapping 6...