Alstone high-density WPC products feature 100% Solid Screw-Holding Capacity comparable to natural solid timber and superior to hollow composites or low-grade particle boards. With density ratings reaching up to 800–1000 kg/m³, standard wood screws and heavy-duty stainless steel hinge fasteners grip firmly into the core without thread stripping or loose hinges over repeated cycles of opening and closing.

Alstone WPC doors, frames (chaukhats), and boards are backed by a 25-Year Guarantee against 100% water damage, termite attacks, borers, fungal decay, and seasonal warping. This makes them a completely worry-free, lifetime investment for both residential and commercial infrastructure across Uttarakhand.