Home Our Foam About Us Contact X-PRESS Seal 200 X-PRESS Seal 200 is our certified, 2 lb, closed-cell spray foam with an R-value of 7 per inch and a closed-cell content over 96%. Learn more X-PRESS Seal 500 X-PRESS Seal 500 is our certified 0.5 lb, open-cell spray foam which provides high-performance thermal insulation, air barrier, and acoustic control. Learn more