Made of concrete mix 1:2:4 by using 20 mm metal chips. It is reinforced in order to overcome tensile force coming over. The mould of required dimension is made in steel and is used to cast it. Reinforcement is placed in position. Wooden plugs are also fixed for fixing shutters.
Concrete mix 1:2:4 by using 20mm metal chips
Better thermal efficiency
High tensile strength
70% of the cost saving is achieved when compared to Anjili Wood