Insulation Board Flat Roof

It is top quality and the most cost effective product for your flat roof.

Insulation board flat roof.

What types of flat roof insulation are available. Rigid roof insulation board. It s light weight provides ease of handling. We recommend having at least 20 r value worth of material for optimal energy efficiency.

You can expect to pay about 55 100 sq ft. Once the roof demo was complete and the flat roof was cleared of any remaining debris some rotted 2x material around the perimeter of the roof was replaced. Rigid foam insulation also known as insulating boards provide high r values. Composed of a closed cell polyisocyanurate foam core bonded in the foaming process to 1 2 thick duraboard an expanded perlite mineral aggregate board on one side and a fiber glass reinforced facer on the other.

Flat roof insulation installation the rigid foam board insulation we used was 2 thick and came in 4 x 8 sheets. Here is a list of the most commonly used materials for flat roof insulation and how they differ to allow you to make an informed choice. Rigid insulation is one of the best tools to reduce your energy costs. With solutions ranging from our optim r vacuum insulation panels to our therma range of pir insulation we can provide the best solution for flat roof insulation for roofs with mechanically fixed bonded or torch applied waterproofing systems.

To enhance its water resistance asphalt can sometimes also be coated onto the surface. While expensive the best insulation is polyiso rigid foam. You can even place it under the foundation slab. For a 1 inch board equivalent of 6 r value.

These flat roof insulation boards have been manufactured so that they are fully compatible with most flat roof systems including mastic asphalt roofing and single ply non bituminous systems as well as green roof systems. A mix of general purpose insulation sheet and job specific rigid insulation board you re guaranteed to find a product that s a match for your application. By creating appropriate falls and drainage a flat roof is more likely to last for its designed life by channelling water to outlets efficiently. Install it anywhere from the roof to the foundation.

This is an organic board compromised of wood or cane mixed with several binders and fillers. Saint gobain insulation uk manufacture and supply glass mineral wool slabs and rolls along with rigid polyisocyanurate pir boards that can be considered suitable for a wide range of applications across flat roofs whether you re looking to insulate at joist level or above the roof deck in your flat roof construction. Insulation board sheets our selection of pir loft insulation board features products from renowned manufacturers such as celotex kingspan and recticel. They keep your home at a comfortable temperature without the need to crank your heat.

Tapered insulation is also ideal for existing roofs that may not already incorporate a structural fall.