Professional Custom Lamp Holder Accessories Manufacturer

Aquarium box waterproof fixed lamp holders, end caps, gaskets, seals,porcelain lamp holder, fluorescent tubes, consisting of screws, simply use the lower portion of the shell snaps into the profile of a rib and screws tight toEasy to use, safe and reliable.
Self-purification of biological filtration aquarium, water treatment vessels belonging to the fish used. It is mainly constituted by a cylinder, the pump, the filter plate and the bottom sand, the filter plate is located in the cylinder at the bottom, with the cylinder bottom of the filter space is formed, the area of the filter plate to the the aquarium bottom surface of the 2/5 to 2/3, the bottom sand coverage in the filter plate, sand, water pump and filter pump buried in the bottom sand bottom, bottom sand pre-implantation nitrification bacteria and denitrification bacteria space connectivity out of the water outlet pipe.