Flat Roof Insulation Uk

Cold flat roof insulation lots of traditional flat roofs are of the cold roof construction type.

Flat roof insulation uk.

A layer of rigid insulation board can be added either on top of the roof s weatherproof layer or directly on top of the timber roof surface with a new weatherproof layer on top of the insulation. This is best done when the roof covering needs replacing anyway. U value of a flat roof to comply with part l of the building regulations 2010 all roofs to rooms except those in unheated buildings should be thermally insulated to a maximum u value of of 0 18 w m k. All our boards are backed up by rigorous quality assurance and plain english technical support.

A cold roof has some disadvantages which is why people often choose a warm roof. This method is especially applied to existing flat roofs which are restricted to a certain height. Our insulation solutions for flat roof applications provide both excellent fire and acoustic performance in addition to high levels of thermal performance. Flat roof insulation flat roofs are a less common sight in the uk owing to their typically higher maintenance requirements when compared to other forms of roof construction although they can be a versatile form of roof construction.

Tackle heat loss where it matters most up to 25 of a buildings heat loss is through the roof. When an insulated roof is built from new the insulation layer can be included at different levels within the structure. This may help with condensation but causes such a loss of heat that it has been banned in scotland. With a flat roof this issue does not arise but the u value constraint and the amount of insulation needed is just the same.

Ecotherm offers a comprehensive quality range of rigid flat roof insulation products. Loading and impact resistance is also required with compressive strength being an important consideration when selecting flat roof insulation solutions. A lower u value indicates better insulation properties hence u value requirements usually specify a maximum value. In most cases there will not be a loft in a building that features flat roofing.

This means there is a vapour control layer in the ceiling and cross ventilation at the eaves or the top of the walls. A flat roof should preferably be insulated from above. A cold flat roof is insulated from the inside. The insulation is placed underneath the roof covering and the roof construction.

This means that your approach to insulation will differ from a standard pitched roof.