Flat Roof Needs Taper

How much ventilation does a flat roof need.

Flat roof needs taper.

Due to the cold and inclement weather of western new york the commercial building code requires certain standards for the slope of commercial roofing. The answer depends on the type of roof you have. Due to a number of factors it consistently held about 4 of water on its surface. Flat commercial roofs usually have a tapered roof because it is usually required for commercial building with flat roofs to have a tapered roofing system.

Eps effectively controls the transfer of heat within all roofing systems. It maintains long term thermal performance dimensional stability and consistent moisture resistance. It depends on where the insulation is installed. A cold roof or hot roof.

Hot roofs have the roof deck then insulation then the roofing material. New flat roof with tapered insulation. Tapered eps insulation provides the required positive slope to drain while retaining the structural and economic advantages of a flat roof deck. 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 specification for rigid cellular polystyrene thermal insulation.

Cold roofs have insulation beneath the. The goal of tapered roof insulation systems is to reduce or eliminate the amount of ponding standing water on the membrane when the roof deck does not provide adequate slope. It was installed over an existing built up tar and gravel roof. After the decision has been made to use a tapered roof insulation system designers architects and specifiers must determine which tapered roof insulation system is best.

Insulfoam taper is an engineered insulation consisting of a superior closed cell lightweight expanded polystyrene eps.