Standing Seam Metal Roof R Value

The insulated metal faced composite panel must be made from.

Standing seam metal roof r value.

The use of berridge manufacturing metal. Available values range from 5 6 to 27 3. 18 roofing standing seam on insulated metal faced panels skin must provide a minimum pull out value of 50kn for the standing seam fixing clip dynamic testing method. Incorporates both solar reflectance and thermal emissivity in a single value.

Clipless one piece positive locking standing seam panel that provides a timeless roof appearance. You should of course see the manufacturer provided technical data sheet for the r value of specific products. R value of various materials. The cfr exterior profile has a 2 inch high standing seam with a mesa profile.

For a very good introductory overview article on r value see r values over at the website of. The per square foot cost of a premium metal roof is 9 58 with a comparable asphalt shingled roof s march 2012 per square foot cost being 3 41. Contemporary metal roofing has a 50 year rated. Lttr is a 15 year time weighted method based on customer s insulation needs.

Thermal performance is measured using derivative of the r value known as the long term thermal resistance lttr method. Here s a handy r value table that covers most types of roof coverings building insulation and a few other materials. Higher cost one of the most significant drawbacks to standing seam metal roofing is the fact that is can be more expensive when compared to other metal roofing types especially exposed fastener systems. Sri measures the roof s ability to reject solar heat defined such that a standard black reflectance 0 05 emittance 0 90 is 0 and a standard white reflectance 0 80 emittance 0 90 is 100.

However it s not always the highest price as metal shingles and other stamped metal materials tend to come in at a higher price even. Colonial seam continuous standing seam metal roof panel with an integral seam.