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Your cart is empty.Prova Flex-Heat is a lightweight decoupling with heating cable capabilities that provides the ultimate versatility in tile underlayment. The PROVA Flex-Heat is the latest and most multi-functional tile underlayment available today. Featuring a deep groove design suitable for multiple thicknesses of heating cables. The unique vapor management system and shear stress control system provide unsurpassed quality in anti-fracture and decoupling that is designed to outperform the competition. Step onto a finished tile floor and rest assured that the warmth and durability of your tile installation will last for years. It features single-layer non-woven fleece under the membrane, which neutralizes stress caused by movement in the substrate. It is designed with versatile heating cable compatibility. It can be used with multiple wire sizes up to 0.2 inches (0.197 in) thick. It is easy to install and compatible with various types of tile offering superior protection and stability for your waterproof flooring projects. Whether used in standard applications or over challenging substrates, the underlayment insulation membrane ensures the longevity and performance of your tile installations. This membrane underlayment can also be used to renovate old kitchen tile floors, basement floors, and bathroom tiles.