Customized FRP Composite Telecom Manhole Covers

Jiangsu Linsen is a professional manufacturer engaged in fire ventilation engineering and central air-conditioning equipment, and its accessories. Our main products include: Fire smoke exhaust systems: inorganic FRP pipes in MG and BWG type, BWG noncombustible inorganic FRP pipes, mainly applicable to air humidity > 70% wet environment, which are waterproof, moisture-proof, non condensing and do not go back to the characteristics of the frost. Fire and ventilation fans, fi...