Be sure to have that discussion with your licensed contractor and don t be afraid to double check the information before the project begins.
Open cell foam insulation problems.
Choose open cell spray foam when insulating roofs since closed cell foam can trap water from a leaking roof damaging the framing material and roof sheathing.
Not long ago someone even told me that in florida roofing companies won t let their workers go up on roofs with open cell spray foam because the roofs are so spongy the guys fall right through.
There is a large and growing number of anecdotal complaints about the health impacts of field applied sfp foam particularly low density or open cell proprietary urethane foams.
These are without exception professionally installed spray urethane foam insulations not diy projects.
The spray foam insulation chemicals weren t mixed properly.
It comes down to understanding the benefits of open cell vs closed cell foam and choosing the type that fits your needs.
They have different strengths and weaknesses and one is not necessarily better than the other.
How to identify icynene foam urethane foam isocyanurate foam building insulation products amp.
For example icynene open cell spray foam must be installed at 3 inches before an air barrier is created.
It rots roofs people have told me.
Open and closed cell foam are two different types of spray foam insulation.