Foam Roof Bubbles

In the top 10 foam roofing myths section it mentioned to maintain a foam roof we may need to periodically adding re coats to protect the roof from prolonged uv exposure.

Foam roof bubbles.

Chas the owner of the non gone able roofing once told me that foam bubbles are sometimes caused when the foam got applied in two thin layers. Does anyone know if this recoating work must be done by the professionals or it is a diy work. Foam roofs get bubbles and blisters sometimes and need to be repaired. It is an insulator not a waterproofing system.

These bubbles are often referred to as blisters and they are a sign that moisture has reached the inner layers of the polyurethane material. Bubbles across your foam roof will look like small or large rounded domes that stick up from the surface. Spray foam spf is not a roof. Foam roofs are made from spray foam polyurethane by mixing two different materials together.

Although this is more common on flat roofs shingle bubbles can occur in pitched roofs as well. This is a quick video showing you how do repair the foam bubbles and blisters on your flat roof. Spf spray polyurethane foam is a mixture of two liquid compounds isocyanate and polyol which expands to 20 or 30 times larger than its original size by creating bubbles or air pockets. Water buildup combined with heat from the sun can cause shingles to blister and bubble.

A roof blister is a raised area where there is a loss of adhesion of the roof.