Truck Tirpal Manufacturer in Nepal, Truck Tirpal Supplier in Nepal, Truck Tirpal in Nepal, Truck Tirpal Price in Nepal. Truck Tirpal With best manufacturing facilities, we are able to export the best quality Tirpal sheets across the globe. Tirpal sheets are used for various purposes. A Tirpal, is a large sheet of strong, flexible, water-resistant or waterproof material made of HDPE.