A labor cost effective option with certain products is to use continuous insulation as its own WRB, by taping all seams and overlapping the insulation boards over the flashing.
A few homeowners in Oklahoma's 'tornado alley' have invested in a form of home construction using concrete. Its poured into the center of Styrofoam walls to make a home that's very energy efficient.
One important data column from the benchmarking initiative is a building’s Energy Use Intensity (EUI)—the amount of annual energy consumption per square foot. EUI allows comparisons of energy performance across many different categories and sizes of buildings.
The owners of this mountain retreat elected to insulate the 2×6 stick-frame exterior wall cavities with 3 1/2 in. of closed-cell foam and wrap the outside of the exterior walls with 2-in. polyisocyanurate rigid insulation beneath a rain-screen system.
Many buildings in Buffalo are covered with what looks like stucco, but it is usually called Dryvit. Dryvit is part of a product line called Exterior Insulation and Finish System, more often called EIFS. Use of the material is now banned in much of the city under the Green Code, but there is a fight to lift that ban.
Toledo-based Owens Corning reported a strong 2018 financial performance on Wednesday, with record revenues of $7.06 billion, profits that were up 88 percent, and double-digit increases in adjusted earnings in each of its three building product segments.
There is little doubt that the use of foam plastic insulation in metal building exterior roof and wall assemblies is on the rise and this has been driven by several factors.
A combination of blown-in and spray-foam insulation at the roof and walls helped to achieve a supertight building envelope for this modest 1100-sq.-ft. modern ranch-style house with an attached one-car garage.
Question: A company said I should insulate the roof rafters instead of the joists (the floor) and board up the ridge and gable vents. I have never heard of this. Please advise.