Q: My wife and I are in the preliminary design stages of building a house. The builder is proposing open-cell foam to insulate the walls and underside of the roof of what will be a single-floor ...

This is a beam across the top of a window. It should have had twice as much closed-cell foam insulation. (Tim Carter) Perspective by Tim Carter Q: Tim, I need your expert opinion. I’m building a ...

Closed-cell spray foam insulation, which runs an average of $1 to $1.50 per board foot, is an effective sealant to keep out air, but it serves an extra purpose that open-cell foam does not.

Similarly to fiberglass, blanket insulation is a great soundproofing material, helping to block sound as well as keep heat in ...

The price for closed-cell foam that’s the exact same R-value as the fiberglass is $12,410. The price for a hybrid system of foam plus fiberglass to fill the 2x6 wall cavity is $9,679.

Closed cell spray foam: This option provides effective insulation with lots of gas pockets that slow the pace at which heat escapes. It can also help support the structure that it’s insulating.

Mississauga, ON. 1 March 2016. High performance, low VOC closed-cell spray foam insulation Icynene ProSeal from leading spray foam manufacturer Icynene has met stringent chemical emission criteria to ...

The most effective insulation today is generally considered to be spray-foam insulation. There is a healthy debate as to which type of foam—open-cell or closed-cell—is better, ...