Tapered Insulation Roof Detail

Generally tapered insulation is the most cost effective method to achieving positive drainage on low slope commercial roof replacements.

Tapered insulation roof detail.

Developing the design criteria for a roof drainage plan that will perform with the roofing system to drain the roof is critical prior to. Tapered polyiso minimizes the negative effects of ponding water and extends the service life of a roof. It is also important to note that after investing in a well designed tapered insulation system it s critical to protect that system with a high performance roof. However tapered lightweight insulating concrete should be evaluated as an alternate to tapered insulation as it may be more efficient due to the roof configuration details and location.

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. Acfoam tapered roof insulation helps prevent material waste reduces the roof profile and reduces fastening costs. Tapered insulation systems play a critical role in moving water off a low sloped roof and create the foundation needed for a roof system that will perform for the long term. When correctly installed tapered insulation helps eliminate problems due to ponding water and can extend the longevity of your low slope roofing system.

Tapered acfoam ii product description. Flat tapered eps roofing insulation insulfoam taper is an engineered insulation consisting of a superior closed cell lightweight expanded polystyrene eps. Tapered insulation carlisle s tapered insulation helps promote rooftop drainage while providing excellent insulating value. Tapered roof insulation from atlas roofing corporation is designed to create positive drainage with the highest r values per inch of any rigid board insulation in the industry.