This product is designed to withstand changes in temperature, wind, rain and sun. One gallon covers 100 square feet.
Shelf life is two years if container is unopened.
Mix well before applying. The material should be applied on the basis of 1 gallon per 100 square feet of surface. The surface should be free from dust dirt and should be protected from rain for 36 hours. Do not thin as the compound is at proper spraying or brushing consistency. For cleanup use any paint thinner or mineral spirits.