W.H. Demmons in Portland, Maine designs-builds-maintains energy efficient building systems including HVAC, Controls, Geothermal Heating and Cooling, Duro-Last White Roofs, Metal Roofs & more.
W.H. Demmons, Inc. meets all your HVAC, Geothermal and Roofing needs


Sterling Rope

Biddeford, Maine

 

Sterling Rope is just one of the many New England businesses installing white roof
The front of Sterling Rope, showing the low slope typical of metal buildings

 

The highly reflective pvc material reducing energy costs

After filling the flutes with 1-1/2” of EPS, and additional 2-1/2” of Poly iso were
added prior to attachment of the membrane. Two way breather vents prevented “pillowing” of
the membrane.
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W.H. Demmons, Inc. | 93 Warren Avenue | Portland, Maine 04103 | 207-797-7468 | www.whdemmons.com