PIR is a rigid foam insulation that has a high thermal resistance and low moisture absorption. It's lightweight, easy to install, and compatible with most roofing membranes. However, it's also ...

The amount of insulation you’ll need depends on several ... Use fiberglass batts cut to fit snugly between studs. Add rigid foam boards on the backside of the wall to boost R-value and prevent ...

Spray insulation is often applied to roofs and attics ... alternatives like mineral wool or rigid foam boards are often better options. They’re effective, easier to install, and don’t carry ...

Area \(\percent\) heat loss Method How it works Roof 25 Insulate loft with mineral ... For concrete floors rigid foam insulation can be used. Trapped air between carpet threads, wool fibres ...