Flat Roof Tapered Insulation Board

When correctly installed tapered insulation helps eliminate problems due to ponding water and can extend the longevity of your low slope roofing system.

Flat roof tapered insulation board.

For a basement remodeling project consider insulating basement walls with foam board. Because this is a specialty product it costs about 60 80 more than a flat foam insulation of the same thickness. The boards can simply be installed on top of the existing waterproofing layer. We are insulating a flat roof with tapered rigid insulation over a moisture barrier and then capped with modified bitumen.

Flat tapered eps roofing insulation insulfoam taper is an engineered insulation consisting of a superior closed cell lightweight expanded polystyrene eps. Standard tapered insulation is typically an iso board with fiberglass mats on both sides. Attach the tongue and groove insulation boards to the concrete wall with adhesive. Insulfoam taper is cut from the same high quality eps as our flat insulroof products and meets or exceeds the requirements of astm c578 standard.

Consists of recycled newsprint to provide strength to the board as well as high recycled content. By creating appropriate falls and drainage a flat roof is more likely to last for its designed life by channelling water to outlets efficiently. Use a premade kit for this type of project. It can also be made using eps rigid or high density styrofoam.

Follow with a 2x4 frame wall and. Thus a 0 5 1 5 inch board would cost about 80 85 per 100 sq ft. The xtratherm range of high performance insulation boards provides the ideal technically advanced solution for flat roof projects. Tapered insulation is also ideal for existing roofs that may not already incorporate a structural fall.

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. Insulfoam i vii ii ix xiv and xv. To drain and insulate dead level roof decks. However we lose r value where the taper is thinnest and need to insulate under the sheeting.

Tapered expanded polystyrene eps roof insulation was developed more than 30 years ago with a dual purpose in mind. For new construction use rigid boards to insulate slabs and the outside of foundation walls. 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.