Thermoplastic adhesive seal 6 m Pipe seal for insulating windows and window doors. The air enclosed in this thermoplastic seal prevents hot or cold draughts from seeping through the frames. Ergonomic and light, this thermoplastic adhesive seal fits perfectly into the cut-outs of PVC or light wood frames. Brown Width 9 mm Thickness 7,5 mm Crushing from 1,5 to 7 mm.