Mar-flex Waterproofing and Building Products is one of the biggest innovators in the entire waterproofing industry. Keeping up with this reputation for ingenuity and invention, Mar-flex introduces the new UltriSeal concrete sealant. UltriSeal is built to protect against radon and other harmful chemicals in the environment around your home. Its built with versatility in mind, in that it can be applied to any concrete surface, from walls to driveways. This makes UltriSeal one of the most dependable and efficiet sealants in the entire marketplace. Check out UltriSeal today!