Solid Door filler is made by fingerjoint, Barecore and plywood. This combination of structure is welly tested in terms of the durablility, strengh, and warpage. This product can be used, as a bare door filler or as a door panel for direct lamination of laminates. this product is, cost saving, highlydurable, lightweight, and customizied to customer required size. thickness, density. all mateiral used is eco friendly.