Tesa 55157 silver radiator heat reflector foil 100 x 70cm tesa 55157 00100 01 the tesa reg 55157 silver radiator heat reflector foil 100 x 70cm reduces heat loss through walls by the reflection of the heat energy and thus saves heating costs suitable for mounting behind the radiator p this well designed radiator heat reflector is a great addition to your home simply install it behind your radiators and you ll be amazed at the heat you ll save fantastic in the winter these items will q