Henry® 587 100% Acrylic Dura-Brite™ White Elastomeric Roof Coating is a premium, high solids, reflective roof coating. Its elongation, peel strength and solar reflectance values offer weather protection, high solar reflectivity and superior longevity when compared to economy grade reflective roof coatings. When cured, it allows moisture vapor to vent or breathe out of underlying substrate. Features Bright white with excellent hiding power Reflects >73% of sun's heat and UV rays after 3 years; prolongs roof life Lowers roof and interior temperatures; reduces air conditioning costs Mildew and stain resistant 10 year limited warranty with 1-time application Coverage Approximately 100 sq. ft. per gallon per coat