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Inverted roof insulation.
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.
An inverted roof is a form of flat roof where the waterproof layer is beneath the insulation rather than above it.
Our range of inverted roof insulation has high compressive strength and increased resistance to water absorption.
Inverted roof insulation our range of high performance rigid extruded polystyrene insulation products are suitable for use in a range of inverted roofs including green roofs and protected membrane flat roofs.
Rigid extruded polystyrene insulation has minimal water absorption due to its closed cell structure.
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.
Invented by dow in the late 1960 s an inverted roof system uses dupont styrofoam brand xps insulation to protect the membrane helping improve the performance and.
The table below shows thickness of jablite inverted roof insulation range required to achieve u values from 0 25 w m k down to 0 10 w m k.
Jablite supplies insulation boards in a range of grades suitable for all flat roof applications.
The calculation is based on an inverted roof construction of 150mm reinforced concrete deck hot melt waterproofing jablite inverted roof insulation jablite filter membrane drainage factor ƒ.
Inverted roofs have their waterproofing layer beneath the insulation instead of above it as in other forms of roofing.
Inverted roofs have their waterproofing layer beneath the insulation instead of above it as in other forms of roofing.
It is the insulation for protected membrane flat and green roofs.
Jablite supplies insulation boards in a range of grades suitable for all flat roof applications.
Jablite premium tapered inverted roof 200 and 300 premium and 200 premium have adequate resistance to the loads associated with light maintenance traffic on roofs and to pedestrian foot traffic on balconies and roof terraces.
Jablite premium inverted roof insulation boards in 200 300 and 200 grades have adequate resistance to the loads associated with light maintenance traffic on roofs and to pedestrian foot traffic on balconies and roof terraces.
