Panorama - damp/mould

[noseall]

And stops the timbers of the roof structure breathing, leading to rot.

The consequence of spray foam and any subsequent condensation can only be attributed to the stifling of air flow as the foam itself is insulative.

 

[Vinty]

The consequence of spray foam and any subsequent condensation can only be attributed to the stifling of air flow as the foam itself is insulative.

The roofspace was completely sealed with foam, no roof vents installed either, the woman who owned the house was paranoid about mice, I counted 12 mousetraps in the roofspace alone, she got the guys who sprayed to the roof to spray any gaps between the neighbours party walls and along the edges of the flooring in the roofspace, the eaves were bunged with foam right to the back of the facia boards.