Abocrete epoxy patching and resurfacing cement/grout restores structures, including concrete, masonry, decks, runways, and docks. Provided in 5-gallon kits, the material is not affected by saltwater, oils, and chemicals. Use it in any thickness, from a few millimeters to more than 1 foot. The substance is usable without sand for priming and coating, or it can be extended up to 10 times with graded sand and gravel or stones. Abatron Inc. 800-445-1754. www.abatron.com