The average life of a roof system in north america is around 16 years and the depreciation period for a commercial roof 39 years.
Inverted roof system meaning.
Extruded polystyrene such as kingspan greenguard has notable compressive capabilities that make it an ideal solution where there may be considerable foot traffic.
Inverted roofs have their waterproofing layer beneath the insulation instead of above it as in other forms of roofing.
Inverted roofs typically last longer than traditional ones.
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.
Inverted roof applications are becoming increasingly popular for new construction projects due to a number of benefits that we think are important to highlight.
Inverted roof designing buildings wiki share your construction industry knowledge.
The main way that an inverted roof differs to a ballasted is that the insulation sits on top of the waterproofing but in both scenarios the waterproofing is essentially never exposed.
In this issue the investigations team explains how inverted roofs work outlines their benefits warns of a possible cause of problems and describes an unusual investigation.