Protected Membrane Roof Assembly

It is the simplest blue roof that can be created.

Protected membrane roof assembly. Extruded polystyrene xps is the most suitable type. If the roof membrane is single ply sheeting e g. Using standard ballast stone the water in the blue roof is stored within the void spaces of the stone and to the required level above the ballast. A horizontal poured in place concrete substrate.

A blue roof can be created on a typical hydrotech pmr protected membrane roof assembly utilizing standard loose stone for ballast. Protected membrane roofing installation typical installation the following depicts the typical steps necessary to install hydrotech s monolithic membrane 6125 waterproofing roofing membrane assembly. The primary distinction of a protected membrane roof assembly pmra is that the roof insulation is placed on top of the membrane. Although the theory of a pmra assembly can be adapted many ways the most common form consists of a roof deck a directly adhered or loose laid roof membrane a loose laid extruded expanded polystyrene a loose laid.

Placed on top of hydrotech s monolithic membrane 6125 it offers protection from the harsh roof environment. Protected membrane roof pmr in a protected membrane roof also known as an inverted roof membrane assembly irma the insulation is installed on top of the membrane. A blue roof can be created on a typical hydrotech pmr protected membrane roof assembly utilizing standard loose stone for ballast. 1 work included 1 base membrane field see tables 9 1 and 9 2 for acceptable membrane types and application methods.

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. It is the simplest blue roof that can be created. Using standard ballast stone the water in the blue roof is stored within the void spaces of the stone and to the required level above the ballast. A horizontal poured in place concrete substrate.

Epdm pvc or tpo and has been loose laid the sheets can be most likely be cleaned up enough to be sent back to the factory and reformed into lower performance products such as parking curbs or roof walk pads. 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. Ballast options and flexibility. 2 base membrane flashing carried vertically up a wall or parapet membrane flashing must extend up the vertical plane and above the finished roof waterproofing surface at least 200 mm 8 and must extend onto the roof field at least 100 mm 4 greater if.

This is intended to be only an illustration and must not be considered a suitable guideline governing the installation of the products. The insulation may be exposed to water so it should have minimal water absorption characteristics.