Protected Membrane Roof Disadvantages

Such flat roof systems have some basic disadvantages.

Protected membrane roof disadvantages.

The location of the insulation in a conventional roof system poses a few disadvantages. When inspecting look signs of the following. The slight cost increase 5 to 15 percent is mitigated by much greater durability than with exposed membrane applications. When insulation is used directly under the roof membrane solar heat does not readily pass through the roofing system which increases the roof s surface temperature.

The brands we use are duro last firestone and gaf. The location of the insulation in a conventional roof system poses a few disadvantages. Sentry roofing installs and repairs flat roofs low slope roofs metal retrofit roofs and membrane roofs. While epdm roofing has numerous advantages there are also some important drawbacks you ll want to consider before choosing it for your building.

What are the problems and disadvantages of epdm roofing. Virtually all roof membrane systems may be used in a protected configuration. When insulation is used directly under the roof membrane solar heat does not readily pass through the roofing system which increases the roof s surface temperature. Single ply membrane roofing does not have a hard top layer to protect the synthetic rubber from dropped tools gravel or loose screws from being pushed into the rubber membrane.

While epdm roofing can provide adequate protection in many circumstances it is more vulnerable to damage than other materials. The system is fairly new to the roofing industry. When inspecting look signs of the following. The roofing membrane is subjected to the full onslaught of the weather and has to endure high and low temperatures and a wide range of daily and seasonal temperature variations.

Only about 15 years with a long track record of revisions and improvements due to surface and seam failures. This kind of damage could create holes in the rubber and insulation and be vulnerable to leaks.