Encore SealBack Clear Acrylic Pool Deck Sealer - 1 Gallon Proprietary blend of nano-particles protect surfaces from the sun Low VOC acrylic formula protects surfaces from sun, rain, snow and dirt buildup Can be used to treat soft or hardwood decking, composite decking, concrete surfaces, patios and sidewalks For best results apply one or two thin coats Coverage: up to 800 square feet per gallon