Regards,
Foam Roof
http://www.oceansevenroofing.com/Services/Insulation/Insulation.html
Polyurethane foam roofing is also very easy, it usually only weigh
about 50 pounds per square foot, compared with 800 pounds of roofing
system built and at least 100 pounds for ballasted single-ply membrane
roofs. Polyurethane foam insulation also offers a great, if it can
help keep heat away from hot weather and warm inside during the cold
period. This type of roof is also very easy to maintain, there is
little waste created throughout its use, and with proper maintenance,
can last forever.
Regards,
Foam Roof
http://www.oceansevenroofing.com/Services/Foam%20roofing/Foam%20roofing.html