Mar-flex Waterproofing and Building Products continues its research and development operations to bring new products to our customers that are more functional, versatile, and durable than anything else on the market. The newest innovation Mar-flex recently invented is the UltriSeal solution. UltriSeal is built to protect against radon and other harmful chemicals in the environment. UltriSeal can be applied to any concrete surface, even driveways. UltriSeal was designed to be efficient and dependable, offering great sealant protection while simultaneously protecting your family and your customers against the harmful chemicals which can seep into a home through the surrounding environment.