Most open cell foam has a density of about 5 pounds per cubic foot.
Open cell vs closed cell spray foam roof.
Open cell tends to be roughly 0 5 lb cu.
Open cell is lightweight foam that is flexible and an excellent air barrier.
In this article we cover the difference between open and closed cell spray foam.
Generally speaking open cell foam is better suited for residential applications specifically above grade in exterior walls roof lines attic floors and areas that need soundproofing.
Closed cell foam can be over three times that with a density of 1 75 pounds per cubic foot or more.
Closed cell foam is much denser than open cell foam.
When it comes to insulating a home whether that s a roof insulation or floor insulation it is ideal to use icynene open cell spray foam.
At ifoam we can help you make the best choice for your needs and budget.
However open cell and closed cell have their different uses.
Let s not confuse open cell vs closed cell foam.
In density whereas closed cell ranges from 1 7 to 3 0 lb cu.
This is due to the structural properties of open cell spray foam which enables the foam to encapsulate air and expand.
Closed cell foam is higher density foam and a moisture barrier.
Ft of foam material is weighed.
Common sense tell s me if this is valid marketing then what stops water vapor from moving through the foam under pressure.
Closed cell foam is roughly four times as dense as open cell for insulation applications.
Open cell foams most commonly range from 5 lb to 7lb densities.
Closed cell foam insulation save up to 50 on your next energy bill comparing open cell vs closed cell foam insulation for your commercial or residential property is important.
This means that closed cell.
Open cell foam is just that open cell.
To ascertain foam density one cubic foot cu.
In density or even higher for certain applications.
Chemical manufacturer s claim if a roof leaks water will migrate through the foam structure therefore not trapping the water.
Open cell foam installed 2 inches deep typically has a perm rating of around 15 while closed cell foam typically has a perm rating around 1 perm for the same depth.
Spray foam roofing can be used to solve your commercial building s toughest challenges inside and out.