Warm Deck Roof Insulation

This system is called warm deck insulation and eradicates the condensation and venting issues associated with the cold deck system.

Warm deck roof insulation. The warm deck roof design is the modern method for flat roof construction and is preferred wherever this option is possible. The insulation can be adhered mechanically fixed or loose laid. Cold deck roof a cold deck roof is where the insulation is placed between the joists rafters or in. In the case of a flat roof insulation is usually either a rigid board above the deck or a mineral glass wool quilt immediately above the underdrawn ceiling depending on the type of roof design and construction.

It also provides better thermal performance and makes it easier to eliminate thermal bridging. No ventilation is required for these types of roofs. We have a wide range of roof insulation products including flat roof insulation tapered insulation and pitched roof loft insulation. The waterproof layer is above the insulation and a vapour control layer is placed below the insulation.

Warm flat roofs do not need to be ventilated as the insulation is. The vapour control layer is above the decking but below the insulation. There are two basic categories of roof design. The best method of insulating a flat roof is by using a warm deck flat roof construction method.

This video will demonstrate how to install a cure it grp waterproofing system in a warm roof build up. The insulation is immediately below the waterproofing layer. A warm deck roof is where the insulation is placed on top of the rafters joists and the roof covering is then placed over the insulation. A flat roof where the insulation sits below the waterproof membrane and above the structural deck is a warm roof deck.

We also have insulation boards suitable for more specialist roof applications for example inverted roof insulation and balcony insulation. The main advantage of a warm deck construction versus a cold deck construction is that there is no need to include a ventilated cavity in the warm deck construction. The layer of insulation is essentially placed outside of the roof. Fortunately these days there is a better form of insulation available for your flat roof.

The solution warm deck insulation. A warm flat roof or a built up roof bur is one where all the insulation is above the joists deck making them part of the warm fabric of the building.