A white, professional-grade elastomeric coating for sealing and saving roofs, reflecting sunlight, lowering interior temperatures to reduce cooling bills. This liquid rubberized coating flows into cracks and crevices and dries to seal leaks. It will dry to form 400% elastic roofing membrane that remains flexible at -25 deg.. Resists cracking and peeling, reducing expansion and contraction. It will bond to virtually any surface. Covers up to 100 sq. ft. per gallon depending on roof surface. 7 year warranty.