Elevate's RESISTA is a high-performance polyisocyanurate (PIR) insulation board laminated on both sides to a gas-tight, multi-layered aluminum-kraft facer (AK) or mineral-coated glass fiber facer ...

Insulation boards can be a great solution for insulating roofs, floors and walls, with an array of options. Confused by the difference between PIR and PUR, or EPS and XPS? Read on to find out the ...

"The insulation formed another combustible layer underneath which would also give off toxic fumes," he added. The type of PIR foam used, Celotex RS5000, and the brand of cladding, Reynobond PE ...