New Fashion New Product For Commercial Building Sun Tunnel Skylight

Lighting dome, flashing, light tube, fixed ring, decorative ring and diffuser composed a whole set of the BANFU light tube system. The upper lighting dome absorbs the sunshine sufficiently, after been reflected and enhanced by the high reflected light tube and guided to the diffuser; the diffuser spread the light to any angle of the space; this is how the system works. It is a miracle item warm in winter while cooler in summer which makes sure the heat and cool air stay inside and also prevent unwelcomed air outdoor. This system ended the electronic indoor illumination situation instead of pure natural light. It is a power saving, environmentally peaceful system which guarantees 12 years warrantee.