Analyzing market demands we have developed a whole new range of door panels with ALU or HPL external sheets. HPL standarts for " High Pressure Laminates", it is a multilayer material produced by fusing together, under heat and pressure, multiple layers of kraft paper saturated with phenolic resin. HPL is waterproof material which also has increased resistance (in relation to PVC) to thermic and UV deformation. To view the whole range, click on a image below. shilajit