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That’s partly because 9 out of 10 homes in the U.S. are under-insulated, according to the Environmental Protection Agency (EPA), with older residences especially likely to need the extra care. Knowing ...

NRCA has updated their R-value recommendation for polyisocyanurate roof insulation with the publication of the 2011 The NRCA Roofing Manual: Membrane Roof Systems. The new recommendation for R-value ...

Although foam core insulation was a popular choice in the past, foam core made of extruded polystyrene insulation (XPS) is ...

Getting hit with a huge utility bill is unpleasant, but it’s even worse when you know that it’s high due to heat or air conditioning loss through the doors, windows, or walls. Fitting exterior walls ...

Sleeping pads are assigned an R (for resistance) rating that measures how well they prevent the cold of the ground from creeping through to the side you are sleeping on. Low R values provide little to ...

If you’re going to replace the siding or cladding on the exterior of your house, you should take the opportunity to add external insulation for a more comfortable house and lower energy bills.