Lucas #6600UC Ultraclear™ Sealant is an optically clear. high-performance, multipurpose thermoplastic elastomer based sealant. Excellent adhesion to most surfaces including: metal, Kynar®, asphalt, shingles, modified bitumen, EPDM, TPO, Elvaloy/PVC, Hypalon, vinyl, fiber cement, wood, concrete, tile, masonry, glass. #6600UC is available in clear only. Use to seal seams, flashings and penetrations on all types of roofs. Ideal for residential roofing applications where appearance is important. For gutter applications #6700 Terpolymer Gutter Seal is recommended.

Application:

Surface to be sealed must be clean. Porous surfaces may be primed with Lucas #5015 prior to application of this product. To use, cut tip to size and puncture seal. Maximum recommended joint width and depth is 3/8 inch. Use backer rod for deep joints. Please read the most current Lucas Product Data Bulletin and MSDS for this product prior to use. #6600UC may be painted. Some paints may require up to one week cure time before application. Keep product warm prior to use. Maintain cartridge temperature at 50°F minimum prior to application.

Shelf Life: Two years from the date of manufacture.