Flat Roof Sloped Insulation

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

Flat roof sloped insulation.

Sprayed polyurethane foam spf. We can be the perfect solution just call us. For a 1 inch board equivalent of 6 r value. Xps and polyiso are available in boards that are no more than a few inches thick.

Perfect for flat or low sloped roofs. Urethane unlimited can assist with repairs on any roof system. Dual purpose structural deck and insulating planks. Under a flat or low slope roof the usual rules about roof insulation and ventilation don t apply.

Energyguard tapered polyiso insulation provides a logical and economical answer for roofs that do not permit adequate positive drainage like low slope roofs. Foam control plus and foam control tapered roof insulation also offers optimum design flexibility for the architect and saves the roofer applicator time and labor. Two basic approaches to insulating flat roofs this article explains methods for avoiding moisture condensation problems in compact insulated roofs that have no roof cavity space and in steel or wood framed roofs that have a roof cavity space and that usually include insulation within the cavity space. When correctly installed tapered insulation helps eliminate problems due to ponding water and can extend the longevity of your low slope roofing system.

Creating a positive slope roof is traditionally done by installing rigid board insulation such as xps or polyiso on flat or low sloped roofs. Lightweight insulating concrete lwic. There is a problem with using these materials though. Insulation is placed in between the joists underneath the roof surface above.

While expensive the best insulation is polyiso rigid foam. You can expect to pay about 55 100 sq ft. Insulation material is placed on top of the roof rather than in between the ceiling and the decking. Since the piece of iso is 4 long the thickness increase will be equal to 1 4 times 4 or a rise of 1 over the 4 distance 1 2 to 1 12 flat roofers can then arrange the sloped insulation to move water towards roof drains scuppers or gutters.

The insulation used in low slope roof assemblies typically falls into one of the four categories. There are two main types of flat roof that require different approaches to installation.