This arrangement of roofing materials roof deck waterproofing membrane moisture resistant insulation is commonly referred to today as the protected membrane roof pmr or insulated roof membrane assembly irma.
Protected membrane roofs.
Grass or turf roofs have been around since the viking times if not far earlier and make for a decorative.
Protected membrane roofing insulation technology has evolved over the decades and some types like rigid extruded polystyrene foam xps is highly water resistant.
This insulation can be placed above the roof membrane protecting the membrane from elements while continuing to deliver thermal efficiency.
With such roofs the membrane s temperature range and rate of temperature change are drastically reduced.
A protected membrane roof is a roof where thermal insulation or another material is located.
06 13 2007 by richard l.
Protected membrane roofing ballast options ballast options and flexibility one of the advantages of using mm6125 in a protected membrane roof assembly pmr is that once the membrane is installed owners and designers can take advantage of various ballast options gravel pavers and garden roof to suit a specific project s needs.
Flat roof developments protected membrane roof.
To complete the installation of the waterproofing roofing assembly the separation protection course is installed such as hydrotech s hydroflex 10 for roofing applications or hydroflex 30 for waterproofing applications.