Inverted Flat Roof

This means that the insulation should be highly resistant to water absorption for example an extruded polystyrene based product which will not be affected by water or repeated freeze thaw cycles.

Inverted flat roof.

The performance and longevity of flat roofs depend upon many factors including the position of the insulation within the structure. High performance roof insulation suitable for use in a range of inverted roofs including green roofs and protected membrane flat roofs. In this type of construction the principal thermal insulation material is applied on top of the weatherproof covering so that the complete roof construction including roof covering is kept at warm temperatures during the winter months and at moderate temperatures during the. The advantages of the inverted roof reveal themselves when compared to any other flat roof solution.

Find out more about inverted roof products. 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 roofs have their waterproofing layer beneath the insulation instead of above it as in other forms of roofing. What is an inverted roof.

Inverted roof systems a variation of a warm roof the main difference between inverted roof systems and other roof systems is in the position of the waterproofing membrane. 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. In an inverted roof construction the sika trocal membrane is installed directly to the structural decking usually concrete and the innobond thermal insulation is installed on top of the membrane. The upside down sequence means the deck is waterproofed first then insulated and finally finished with paving or ballast.

Flat roofs usually come with a 10 to 20 year warranty but can last 25 years if you build the roofs right and maintain them using commonsense rules. The thermal insulation of flat roofs is an important issue both for winter chill and summer heat. Inverted roof designing buildings wiki share your construction industry knowledge. All three types of flat roofing cost 250 to 350 per square 100 square feet but prices vary according to region and size of the roof.

What is an inverted roof. Inverted flat roof construction holds numerous advantages for flat roofing and provides the best solution because. Single ply roof types.