Formulated and manufactured at USSC's main plant in Alpharetta GA, DuraPave is a thoroughly tested, revolutionary formulation that cures, hardens with water. DuraPave is eco-friendly and can be used in any conditions, and cures ( hardens ) extremely fast to produce a very strong durable material to patch potholes, damage on asphalt roads-streets-highways-runways-parking decks-driveways-walkways. It does not need any heat source, contains no environmentally harmful asphalt, coal tar, cutbacks or solvents. Contains renewable vegetable oil. Cured material is stronger than regular road pavement asphalt that result in a fast, strong, durable, permanent asphalt repair. Product is moisture sensitive so unopened must me stores in cool dry area. Opened container must be completely used up as soon as possible. Once opened partial container must be sealed properly and stored in cool dry place. Moisture contamination of the unopened stored product or not properly sealed open container will result in hardening of product in the container. Before application of RD thoroughly clean the pot hole or damaged areas. Remove as much loose debris from the pothole as possible. Remove lid from bucket and pour DuraPave in the pothole to fill the entire damaged area. Compact the DuraPave in the hole with a tamper until it is even with the road surface. Then pour water on the entire surface. Compact again immediately. Then leave it alone, it will cure and harden in 15 minutes at regular 77 deg temperature. Road can be open to traffic in 30 minutes. It takes about half gallon of water per 4 gallon bucket ( 3.5 gallon bucket packed to the brim net 55 pounds ) of DuraPave. Coverage is 5 square feet 1 inch thick per 55 pound, 4 gallon bucket.