Air Krete® is a natural answer to the energy problem. Air Krete®, provides the highest insulation value, combined with a proven environmentally safe, zero shrinkage, fire stopping, mold and pest resistant, non allergenic, and sound barrier characteristics unmatched in any other product available. Air Krete's high-technology insulation made of Magnesium Oxychloride Cement (MgO), air & water can save more lost energy through your walls than any other product on the market today. The foam solidifies to a consistency similar to shaving cream and therefore does not inhibit new access points/wiring/construction etc.