The result is the following guide to the best insulation for exterior walls. Sika’s Rmax Pro Select board is essentially dense foam insulation for walls in sheet form. It took this list’s ...

All of these are referred to as foam board insulation. They’re typically installed against a wall surface and have a wide range of r-values from 3 to 8 per inch. Commonly referred to as SIP ...

Cut Fiberglass Batts to Exact Widths It’s easy to insulate your walls with fiberglass insulation (at least when they’re open!), but the job still requires attention to detail to get the maximum ...

Blown-in fiberglass or cellulose insulation and spray foam are common choices for wall cavities. They can be used in conjunction with foam board sheathing on the exterior. Insulating interior ...

Insulation boards can be a great solution for insulating roofs, floors and walls, with an array of options. Confused by the difference between PIR and PUR, or EPS and XPS? Read on to find out the ...

The cost of adding insulation to a siding project will depend on how much wall you need to insulate. For example, a 4x8 polyisocyanurate board from Johns Manville costs about $26, so you can ...

Newly constructed homes may also use spray foam or install rigid board insulation below the exterior house siding. Wall insulation will range in cost from $1 to $4 per square foot. Home insulation ...