The spray foam version is made completely from natural and recycled materials. Even with its eco-friendly composition, it has a medium to high R-value range of around 3.6 to 4 per inch. The main ...

Spray polyurethane foam insulation (SPF) provides the highest R-value per inch compared to other commonly available insulation products. Because it is applied as a liquid and expands, spray foam fills ...

In the long term, you could save $500-2000 per year on maintenance to both your insulation and your home, thanks to spray foam's superior moisture management properties. You might even see a 5-10% ...

Is there a point anymore in explaining what makes the r-word offensive? Everybody knows why it’s ugly and vicious. Today’s trolls use it because it crosses a contested boundary, as a ...