Newest generation electric heating film 1.PTC material 2.CE, ROHS, TUV 3 ... (1)PTC Warmfloor is a strong, flexible, thin plastic heating mat.(2)It is made of an innovative polymer blend ... the product?(1)Unlike other types of radiant floor heating, PTC Warmfloor has the unique ability to self-regulate ... ,so it will not overheat.(2)To provide power continuously along its length, a flat bus braid is ...