Tag Archives: Divisions 07

Extruded polystyrene in protected membrane roof assemblies

Protected Membrane Roof Assemblies (PMRAs) have benefitted from more than a half century of innovations and improvements. PMRAs developed in sophistication along with new building materials such as modified bituminous roofing membranes and single-ply roofing materials; and new applications such as vegetative roof assemblies (VRAs, or green roofs) and stormwater retention and detention assemblies (blue roofs).

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Insulation in the extreme

In Europe, United States, and around the globe, designers must consider many extremes when it comes to the roof. The compliance standards are also rising, and safety is non-negotiable while improving impact on the planet. Innovations to familiar materials such as extruded polystyrene (XPS) are supporting growing sustainability efforts.

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