Doors can have outside and inside openings, hung from any side of the frame or pivoted with locking facility.
There are available scientifically designed sections of optimum weight, thickness and moment of inertia, with due consideration or total load and
air/water tightness
The windows can be provided with inside or outside openings as also with multiple shutters, hung from any side of the frame or pivoted with four point locking facility. Scientifically designed sections of optimum weight, thickness and moment of inertia, with due consideration for load and air/watertightness are available.