Closed cell foam consists of tightly packed cells that prevent air and moisture from entering, making it more rigid and stable than open cell foam.
To remove wet spray foam from your hands, apply acetone or nail polish remover to a cloth and rub gently. Wash with warm water and soap, then apply a moisturizer.
The thickness of R49 insulation is typically around 14 inches. This measurement ensures that the insulation provides high thermal resistance, commonly used in attics and other areas requiring significant insulation to enhance energy efficiency and comfort.