Daily Archives: March 26, 2014


Spray Foam Insulation: Open Cell vs. Closed Cell. What’s the difference? 8

One of the most com­mon ques­tions we get is “What’s the dif­fer­ence between open cell and closed cell spray foam insu­la­tion?” The dif­fer­ence is in the struc­ture of the cells. THE STRUCTURE OF THE CELLS Both closed cell and open cell spray foams con­sist of tiny, micro­scopic cells grouped together to […]

The top is a sample of open cell spray foam insulation. The bottom is closed cell spray foam insulation