1 Packages can be up to 165 inches (419 cm) in length and girth combined. 2  Packages can be up to 108 inches (270 cm) in length.  Packages with a large size-to-weight ratio require special pricing and dimensional weight calculations.
Quick Answer. Latex, or water-based paint, may take up to 30 days to fully cure. Fresh latex paint should be allowed to cure for at least 14 days before wiping or washing to prevent damage to the paint finish. Continue Reading.
Wait 30 Days. New concrete should cure for at least 30 days before being painted, according to Sherwin-Williams. However, even if that time frame has passed, the paint company recommends testing for moisture.Do this by duct taping a 2-foot-by-2-foot piece of plastic to the floor or wall.t's wise to let concrete cure for 60 days before painting, according to the Valspar paint company. After the concrete dries, Valspar and Sherwin Williams both say you should acid etch the concrete so paint will adhere to it.