Roof Membrane Shrinkage

Epdm roof membrane shrinkage while epdm roofs are easy to install the installation must be carried out by someone who is trained and experienced in installing epdm roofing.

Roof membrane shrinkage.

Epdm is a relatively sturdy rubber membrane and is often used to seal vehicles windows and you guessed it roofs. Although epdm is one of the sturdiest rubber membranes that you can use it s still prone to shrinking over time. What is roof shrinkage. This includes cracks crazing splitting and ridging of shingles.

In some instances shrinkage can also damage wall masonry. Generally the membrane composition and properties were found to not change sufficiently to cause excessive shrinkage. What is roof shrinkage. Ethylene propylene diene monomer also known as epdm is a synthetic rubber with an elastic nature and is the same type of rubber used to make inner tubes of tires.

As the membrane shrinks it may yank and pull at the wood blocking and gravel stop it s attached to. Roof shrinkage commonly occurs on roofs with synthetic rubber membranes such as epdm. Otherwise it is all to easy to fall victim to problems caused by incorrect installation such as shrinkage for example. These roofing membranes shrink absorbs heat and the adhesives fail due to ultraviolet rays.

Some common reasons for shrinkage are. Epdm membrane roof is black and thin. Membrane shrinkage can also cause visible damage to the roof surface.