Charcoal Louver is made from a mixture of Charcoal and polystyrene proportionately. Charcoal incorporates strength to material whereas polystyrene made of recycled thermocol (EPS and HIPS) makes the product immune to distortion.
The main USP of using the Charcoal Louvers is it is Termite Free, Borer Free & Completely Waterproof, but alongside it is a complete replacement for the Wooden-based louvers, hence it is eco-friendly as well.