DS EN 479:1996
DS EN 479:1996 Unplasticized Polyvinylchloride (Pvc-U) Profiles For The Fabrication Of Windows And Doors - Determination Of Heat Reversion Defines a method for the determination of the heat reversion of unplasticized polyvinylchloride (PVC-U) profiles for the fabrication of windows and doors by a test at 100 degrees C in an oven.