Roof Membrane R

Mechanically attached installation uses heavy duty screws and barbed plates to hold the membrane down tightly and is not affected by possible iso de lamination.

Roof membrane r.

Duro last 50 mil membrane is manufactured with 28 mil of thickness on the top performance layer far exceeding industry standards as well as competitor systems with equal and even greater mil values. Roof membrane available in 40 50 and 60 mil thickness. Membrane roofs are predominately used as a flat roofing system since they are watertight which is critical where water is not shed immediately. Based on the grace ice and water shield technology grace roof detail membrane is a flexible product that conforms tightly to common roof details such as skylights chimneys and dormer walls.

Epdm commercial roofing membranes with superior durability and flexibility epdm is a smart roofing solution. Both types have an r value ranging from 4 r to 6 r per 1 inch of insulation thickness. W it is the optimal choice for valleys and transition areas such as ridges rake edges and drip edges. To calculate the r value of a roof system your contractor will take into account the underlayment coverboards adhesives insulation and even the membrane.

The average r value for some common roof materials include. Our epdm production facility is one of the world s most technologically advanced allowing us to extrude our sheets instead of using the traditional calendering process. Always check with your local code authority. Only product in the marketplace to offer prefabrication of the entire roofing system.

Pattern with perimeter sheets attached 6 o c. Available in 9 in. Our epdm is manufactured thicker with a more uniform surface finish. The membrane is attached using 12 o c.