Phenolic Foam Roofing Insulation Problems

The first inkling there might be a problem with phenolic foam roof insulation came during the late 1980s and early 1990s when roof systems that were less than 10 years old began to fail.

Phenolic foam roofing insulation problems.

Images 1 through 5. It offers many advantages including excellent density and an r value of 4 8 per inch of thickness which forms an effective barrier against heat transfer and thus helps you save energy around the house. Firestone building products expands comprehensive portfolio with genflex seam2seam epdm sa gacopatch tube and firestone pvc the new solutions add to robust roofing and building products set to provide a more complete offering for contractors and roofing professionals nashville tenn. In most cases the recommendations.

Bda keuringsinstituut kiwa nv the test assembly covered with a roofing membrane. From the august 2004 issue of iibec interface the technical journal of iibec formerly rci inc. September 17 2020 firestone building products llc fsbp an industry leader providing trusted. Phenolic foam insulation makes exceptional fire doors and panels because of both its low flame and smoke reaction to fire.

The underside of the steel profile deck with a fastener after the test. Phenolic foam insulation used to be available in board form but today is only sold as a type of foamed in place insulation. Four types of rigid insulation are fastened to a steel deck. Phenolic insulation and the building envelope is another article outlining the issues with this insulation with color photographs.

Phenolic insulation has low flame and smoke reaction to fire. Eps mineral wool polyurethane and phenolic foam insulation. When it was installed over a lightly primed painted metal deck any water in the roof. Clockwise from upper left.

Properly applied phenolic insulation foam according to the epfa meets or exceeds international building insulation and fire regulations. Is it really an issue or are the advantages outweighing the disadvantages. As regulations required higher r value insulation in roofs a demand arose for material which offered both fire resistance and high r value while not requiring a full roofing re. The phenolic foam roof insulation turned out to have a critical flaw.

Currently july 2014 membrane roofing manufacturers will not issue a warranty on new roofing on buildings which had phenolic insulation. In a short amount of time this sulphonic acid corrodes both standard painted deck as well as galvanized deck. Many people have concerns about the spray foam roof insulation problems that it may cause. The reason is that phenolic dust once introduced to moisture can become very acidic and damage surrounding materials.