HDF extension for internal doors covered with melamine finish in a color chosen from the options. This widening allows you to extend the frame planking up to 20 cm, solving the covering of thick walls in a simple way. It fits into the groove of the architrave on the frame and can be used like this or cut to size based on the width of the wall to be covered. Indoors in Hdf Water Proof laminate suitable for walls with a thickness of up to 20cm. The product arrives already cut to be easily inserted into your frames and architraves. There are no purchase minimums, the price is per KIT (per door). At the time of purchase, enter the number of kits you need in the box. The clean and minimally invasive design of the ducts with integrated LED strip lighting Skirting board in HDF WATER RESISTANT .