Inverted Roof Membrane Assembly Detail

The membrane is further protected by ballast overtop the insulation.

Inverted roof membrane assembly detail.

In an inverted roof insulation is placed on top of the membrane enabling a perfect foundation for a terrace garden or green roof on the top of your building. Irma can be referred to as an insulated roof membrane assembly. Inverted roofs have significantly lower maintenance costs than conventional low slope roofs thanks in large part to the insulation in the inverted assembly protecting the roof membrane from mechanical damage during and after construction as well as temperature extremes that cause stress. More generically others may categorize an irma or pmr system as built up roof system or bur.

Inverted roof systems are also referred to as upside down roof assembly. Some references may use the term protected membrane roof or pmr system. Liveroof green roof module detail architectural drawings cut sheet system properties intensive conventional roof tpo epdm membrane slip sheet created date. These systems are typically applied in conditions where there is extensive roof traffic or to protect from excessive weather conditions such as multiple hail events.

This assembly has produced a variety of terms such as an upside down roof or inverted roof system and in 1968 a patent was issued on the insulated roof membrane assembly irma developed by j s. In an inverted membrane system the coventional membrane arrangement is invereted or turned upside down. An inverted roof assembly can lengthen the life of the roof contribute to sustainability and provide long term cost savings. Bre investigated a large building with an inverted roof that was suffering from persistent leaks with water dripping from the underside of the roof and on to suspended ceiling tiles.

Best of the dow chemical co. An inverted roof also referred to as a protected membrane or upside down roof is form of flat roof in which the waterproofing layer is beneath the thermal insulation rather than above it. These systems are typically applied in conditions where there is extensive roof traffic or to protect from excessive weather conditions such as. Inverted roof membrane assembly irma systems are used in applications where the membrane requires protection from site specific hazards.

Liveroof global llc keywords. Inverted roof membrance assembly irma systems are used in applications where the membrane requires protection from site specific hazards. Liveroof maxx green roof modules over inverted roof pmr assembly detail author. In an irma the system s insulation is installed above the waterproofing membrane instead of below as in a conventional roof assembly.

Inverted roof membrane assembly. Inverted roof designing buildings wiki share your construction industry knowledge.