Polyurethane foam

Icynene is now offering a low-density polyurethane foam insulation with a slightly higher R-value, which the company says will help builders meet stricter energy code requirements. The product is called Icynene Classic Plus. The manufacturer says that the two-part spray foam insulation has an R-value of 4 per inch, compared to R-3.7 per inch for its Classic and Classic Max open-cell foam products.

Once discarded, spongy polyurethane foam typically just ends up in landfills, where it takes up a lot of space. Thanks to a newly-developed process, however, it could soon be recycled into higher-quality rubbers and hard plastics.

There is no better performing #insulation than closed cell spray foam. Find out why.

<p>A 12-ounce can of foam spray is more than you'll need for many projects. Here are some creative ways to use the leftovers.</p>

Expanding foam is magical stuff for sealing gaps and insulating hard-to-reach areas. But it has unexpected uses too—it can protect fragile items and even replace concrete for setting posts. Here’s a rundown of various products and what they can do. Shown below is the most popular type of foam: single-component (mostly polyurethane) foam that you apply with a straw-type dispenser. These can be messy, but they work well and are easy to use. Just shake the can, insert the straw in the gap and…

Ways to renovate old furniture with polyurethane spray foam! 🪑 | furniture, polyurethane, foam

Licensed Contractor + Holistic Construction Consultant on Instagram: "Spray foam insulation is permanent, toxic and hides water intrusion. Even in 2020 the EPA published an article that expressed concerns over the toxicity of spray foam stating “The potential for off-gassing of volatile chemicals from spray polyurethane foam is not fully understood and is an area where more research is needed...” Would you install spray foam in your home?"