Flat Roof Tapered Insulation Board

Consists of recycled newsprint to provide strength to the board as well as high recycled content.

Flat roof tapered insulation board.

We are insulating a flat roof with tapered rigid insulation over a moisture barrier and then capped with modified bitumen. The boards can simply be installed on top of the existing waterproofing layer. Because this is a specialty product it costs about 60 80 more than a flat foam insulation of the same thickness. Tapered expanded polystyrene eps roof insulation was developed more than 30 years ago with a dual purpose in mind.

Attach the tongue and groove insulation boards to the concrete wall with adhesive. For new construction use rigid boards to insulate slabs and the outside of foundation walls. Insulfoam i vii ii ix xiv and xv. Manufactured from lightweight foam control eps tapered expanded polystyrene eps roof insulation is a value engineered system that has been proven in new and reroof applications all over the country.

By creating appropriate falls and drainage a flat roof is more likely to last for its designed life by channelling water to outlets efficiently. When correctly installed tapered insulation helps eliminate problems due to ponding water and can extend the longevity of your low slope roofing system. It can also be made using eps rigid or high density styrofoam. Follow with a 2x4 frame wall and.

Use a premade kit for this type of project. Flat tapered eps roofing insulation insulfoam taper is an engineered insulation consisting of a superior closed cell lightweight expanded polystyrene eps. Thus a 0 5 1 5 inch board would cost about 80 85 per 100 sq ft. Factory cut taper that is easy to install and cut builds slope into an otherwise flat roofing system allowing water to drain freely off the roof.

The xtratherm range of high performance insulation boards provides the ideal technically advanced solution for flat roof projects. Xtratherm manufactures an extensive range of high performance pir flat roof insulation boards that include tapered insulation providing comprehensive technically advanced solutions for all flat roof projects. For a basement remodeling project consider insulating basement walls with foam board. 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.

However we lose r value where the taper is thinnest and need to insulate under the sheeting. Tapered insulation is also ideal for existing roofs that may not already incorporate a structural fall. It is readily available in the two most popular and efficient tapers 1 8 3 18 mm per foot 305 mm 1 and 1 4 6 35 mm per foot 3 18 mm 2.