Warm Roof Insulation Methods

Warm roof insulation cold roof insulation is often done as a diy project though roofing pros like us take a more professional approach.

Warm roof insulation methods.

Consumers can choose from among many types of insulation that save money and improve comfort. This means that warm roof insulation solutions are more specialist as you need to know what and why you are using them which does make them more expensive generally. Some studies show that radiant barriers can lower cooling costs 5 to 10 when used in a warm sunny climate. There are three types of insulation for flat roofs and a professional should help you to decide which one is best for you.

Rafter insulation warm roof in the warm pitched roof method of construction glass mineral wool insulation is placed at rafter level. Cold deck roof a cold deck roof is where the insulation is placed between the joists rafters or in. They can be built up from profiled metal decks as the insulation selected would provide enough rigidity to span the open sections of such decks. First it s a more specialist job not really a diy task.

Warm deck roof 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. Warm roof build ups can be installed on most modern construction material types such as concrete timber and timber based sheets. Warm pitched roofs can be ventilated or unventilated requiring the use of vapour impermeable and vapour permeable underlays respectively. No ventilation is required for these types of roofs.

It s recommended in damp and cold areas such as the uk. With this method the insulation is laid in between the rafters or the wooden joists. You ll need warm roof construction where the insulation is attached to the underside of the roof itself. Warm loft insulation is more expensive for two reasons.

Despite its name a cold roof does actually provide some insulation but it is named as such because the insulation is laid between the rafters. Because the warm roof method makes sure all of the roof structure is insulated it s a more energy efficient option over a cold roof. The reduced heat gain may even allow for a smaller air conditioning system. There are a range of materials and methods for insulating a warm roof but with the exception of spray foam there needs to be an air gap between the roof tiles to reduce condensation.

Warm deck or warm roof has insulation above the roof deck the panel underneath the roofing material that s usually made of wood. There are three types of insulation solution if you have a flat roof.