Seal kit for mobile air conditioners (for windows or doors): The seal kit increases the efficiency of your air conditioner by preventing the exchange of air between inside and outside. It fits aluminum, wood, and PVC doors, windows, and sliding doors. Easy to install and removable with Velcro elements. Compatible with all brands of mobile air conditioners. Installation instructions are included. Suitable for windows up to 140 cm and doors up to 220 cm. Contents: 1 rectangle 220 x 30 cm with a Ø15 cm opening, 2 triangles 100 x 30 cm, and 50 Velcro elements.