GAF United Cleaning Concentrate 5 Gallon Concentrated Cleaner Reflective Roof Coating (Warranty) With light Ceiling Optimal for use with Hilti's Optimal for use with Hilti's line of TE C or TE CX hammer drill bits the superior system performance that adds up to more than just the sum of its components Leave as classic stainless steel or add solid surface or tile to the inside backwall for a more custom design Biodegradable: allows for proper cleaning of substrates where washing with hazardous cleaning products would not be permitted prior to (re)coating Open dry time: helps remove dirt Series Name United Cleaning Concentrate Flexible No Fibered No Manufacturer Color Finish Clear Minimum Coats Required 1 Solvent Clean Up Required No UL Fire Rated No VOC Level 0 Warranty None Unit of Measure Gallon(s) Unit of Measure Quantity 5 Drying Time (Hours) 24 Waterproofing No CA Residents: Prop 65 Warning(s) No ENERGY STAR Certified No UNSPSC 30151500 Type Concentrated cleaner Primer Required No Approximate Coverage (Sq