Touch N Seal 4004520300 Home Sealing Low Density DIY Insulating Foam Kit 300 BF Yields 300 board feet or 300 square feet using a 1" layer (1 board foot = 12" x 12" x 1"), 33.6 cubi Open-cell, non-structural air sealing and insulating foam, Increases R-value and sound reduction Reduces energy loss, No Ozone Depleting Chemicals or formaldehyde, Dries in one minute Ideal for flash & batt applications (air sealing), Class 1 fire-retardant Kit Includes: Foam cylinders, fan and conical spray nozzles, applicator gun, and 15' hose