Can I use positive input ventilation with internal wall insulation? - CIJA? | Ep.45

Can I Just Ask… can I use positive input ventilation with internal wall insulation? 🏠💨 PIV is a popular choice in retrofit circles, but when it comes to internally insulated walls it can actually work against you. Pressurising the building and forcing moisture laden air into the fabric isn't the win it first appears to be, especially where there's cold conductive material behind the insulation. backtoearth.co.uk