Without proper ventilation and moisture control, hidden damp can lead to mould, structural damage, and health risks.

Craig Fyall, Technical Director at Permavent, explains why smarter solutions are essential to protect both buildings and their occupants.

Read Permavent’s latest article in the November issue of RCI Mag to learn more about how modern roof design impacts moisture and ventilation:

Roofing Cladding & Insulation : November 2025