Reduce moisture vapor to 3 lbs. or less with a single coat of MoistureBloc One Step. This product is easy to apply, has minimal odor and a low per-square-foot-cost. MoistureBloc One Step has the added benefit of curing new concrete for faster installation of tile, carpet and wood flooring. We offer three additional MoistureBloc products to meet any job requirement.Circle 340 on the Reader Inquiry Card.