Spray Foam Insulation Closed Cell Vs Open Cell

Closed cell and open cell spray foam do have different blowing agents.

Spray foam insulation closed cell vs open cell.

Closed cell spray foam uses a chemical agent that can give off a temporary odor with some brands. Ft of foam material is weighed. In density whereas closed cell ranges from 1 7 to 3 0 lb cu. 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.

The products we use have minimal off gassing which means less of a smell. Both icynene open cell and closed cell spray insulation are effective insulators with both working as barriers for air leakage. Closed cell foam can also increase the racking strength of attic walls which. Open cell foam has an r value of about 3 5 to 3 7 per inch while closed cell foam has an r value of about 6 per inch.

Closed cell spray foam exterior applications. Closed cell foam is roughly four times as dense as open cell for insulation applications. To ascertain foam density one cubic foot cu. Open cell spray foam costs between 0 25 to 0 50 per board foot and closed cell spray foam ranges from 0 90 to 1 50 per board foot.

Closed cell foam is higher density foam and a moisture barrier. 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. However open cell and closed cell have their different uses. This makes the foam a softer more flexable material.

Open cell spray foam insulation cost open cell spray foam insulation costs 0 25 to 0 50 per board foot. A spray insulation is referred to open cell or closed cell because of the difference between the small bubbles cells that make up the foam. Spray foam is categorized into two types open cell or closed cell. There are two types of spray foam insulation open cell and closed cell.

Open cell is lightweight foam that is flexible and an excellent air barrier. Architectural firms can specify both the building envelope for a total performance option. In other words the cells are deliberatly left open. Open cell foams most commonly range from 5 lb to 7lb densities.

Closed cell spray foam is an incredible product below grade in your basement or crawl space because of its ability to block moisture see below. Open cell foam is full of cells that aren t completely encapsulated. In density or even higher for certain applications.