Roof Top Insulation Membrane

Heely brown company s tapered engineering department also provides tapered insulation system layouts for flat and sloped roofs.

Roof top insulation membrane.

We surveyed several commercial suppliers in the boston ma area and have gathered several retail and discounted rates for material sizes of 45 mil 045 thickness and 60 mil 060 thickness as well as insulation bonding adhesive drip edge penetration flashings screws plates and polyiso insulation to make up a. Not only do we withstand hail damage but our roof boards maintain their bond to the roof membrane lowering the likelihood of a catastrophic roof failure. Because of the billowing effect a mechanically attached roof membrane does not count as an air barrier. We added more slope above the roof then 1 2 plywood then plan on adding 2 of rigid then the membrane.

We carry the best roofing insulation and roofing membrane products to help give you everything you need to get the job right with a single delivery. Insulation above the roof deck or air vapor impermeable insulation below the roof deck is needed for condensation control in an unvented roof. The billowing roof membrane can also create a sound issue for the owner as it flaps up and down. Most commercial buildings nowadays use what is called a single ply membrane roofing system.

Tapered insulation systems allow for positive drainage to interior roof drains scuppers or the exterior of the building. Insulation for condensation control. Engineered for use on heavyweight decks e g. Both top and bottom portion should be 50 mm from roof surface.

The ratio of insulation above the roof deck or air permeable insulation below the roof deck is a matter of climate and interior conditions. In ballasted installation the membrane is weighted down with small diameter smooth edged stones such as river gravel. In order to do that we know we can t stop at shingles. Climate zone 3 southern california retrofitting a flat roof.

Exceptional dimensional stability and rated for extreme hail rockwool stone wool insulation roof boards have meet both the fm severe hail and the ul 2218a standard for impact resistance. It is an acceptable practice to install a new roof over an existing roof membrane system provided that the roof deck is structurally sound and has been properly prepared to support the added load. Reinforced concrete with a ballast layer of gravel or concrete slabs styrofoam brand roofmate insulation helps the roof membrane maintain a steady temperature minimizing the harmful effects of freeze thaw cycles weathering and physical damage during and after construction. As the joint around the pipe penetration is the weakest area and the horizontal membrane cannot simply just.

The most commonly used material for this membrane is edpm ethylene propylene diene monomer. Available in various thicknesses and colors this single ply membrane is installed over rigid roof insulation in two ways.