Closed cell foam can be over three times that with a density of 1 75 pounds per cubic foot or more.
Open cell foam insulation vs closed cell.
Because the cell walls are broken the foam is softer.
For example if you needed to run new wiring open cell spray foam is going to be much easier to work with because it is so pliable.
Open cell insulation is also a great option for soundproofing.
Because of this closed cell foam is much more rigid and stable than open cell foam.
One application is able to fill any open areas between studs.
Open cell foam insulation is lightweight pliable and easy to work with whereas closed cell foam is rigid and very dense.
Closed cell foam.
Most open cell foam has a density of about 5 pounds per cubic foot.
This makes for more sturdy products that serve as great insulation.
Closed cell foam has a higher r value than open cell foam usually about 6 0.
Open cell foam.
A foams r value is its resistance to heat flow or in other words how well they insulate.
Open cell foam is made of irregularly shaped cells that are linked together.
Closed cell foam is made of uniform cells that maintain their own shape.
At the end of the day open cell spray foam insulation is an affordable option opposed to closed cell.
However closed cell will give.