Weather Proof Junction Box is suitable for extreme conditions or outdoor installations and has solid thermoplastic housing made out of different kinds of moulding components. The Box is flame retardant and halogen free type in nature. The Box has self-sealing membrane in the ground that enables clean assembly for cable outputs from the wall. The Box has rust free quick-release lid screws of plastic, closing of the box with only a quarter turn. The Box is usable at temperatures between -30 ° C and 100 ° C and has mixing bag solution that allows for a professional and clean sealing of the box as well as an easy removal of the filling material, plastic sprue allows for easy sealing. The Box has the feature of easy installation. The Box has integrated thread in which cable glands can be directly mounted into without locknuts. The Weather Proof Junction Box ensures high life expectancy, even under permanent influence of moisture and is suitable for ports and shipyards, car wash plants, tunnels and flooding areas.