Rigid Foam Flat Roof Insulation

With this kind of roof the insulation follows the slope of the roof.

Rigid foam flat roof insulation.

When it comes to insulation performance the difference is in the details. Kingspan insulation r 3 common. 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. You can expect to pay about 55 100 sq ft.

The first step with roof installation is to prepare the roof deck by getting rid of all dirt dust and contaminants. The bottom layer of a single ply membrane roofing system is the roof deck or substrate. Excellent lttr value compared to any other fm class 1 rated products of equivalent thickness. It is top quality and the most cost effective product for your flat roof.

Owens corning insulation products help improve thermal performance and control moisture in commercial institutional and. Foamular xps roof insulation for commercial buildings page 5 foamular xps roof insulation for commercial buildings foamular xps insulation is a rigid foam insulation which meets the needs of today s design professionals for a truly sustainable insulation product. Flat roof insulation installation the rigid foam board insulation we used was 2 thick and came in 4 x 8 sheets. Fm approved subject to the conditions of approval as a roof insulation when installed as shown in the current edition of the factory mutual research approvals guide.

While expensive the best insulation is polyiso rigid foam. Insulated roof assemblies can be vented or unvented. 0 56 in x 4 ft x 8 ft 1 unfaced polystyrene foam board insulation item 511270 model 100000050497. There are lots of different ways to insulate this type of roof but one of the best methods calls for the installation of rigid foam.

However most cathedral ceilings and low slope flat roofs are insulated roof assemblies. On a new concrete slab with a screed semi rigid insulation boards such as expanded polystyrene board extruded polystyrene board glass fibre batts mineral fibre batts urethane foam board or phenolic foam board are laid under the roof covering. The roof deck can be plywood metal concrete or wood planks. 0 56 in x 4 ft x 8 ft.

With premium polyiso manufacturing atlas is able to produce the highest effective r values with minimal material thickness. Rigid foam insulation installation prepare roof deck. For a 1 inch board equivalent of 6 r value. All products in the acfoam polyiso roof insulation family are closed cell rigid foam insulation board flat or tapered.

If moisture is a major concern you can also install xps rigid insulation which offers superior moisture resistance.