Hi all I wonder if someone can help me. I've bought a metal halide lighting unit for my seawater aquarium. The unit looks like an 8ft long canopy that's suspended from the ceiling above the tank. The...
Hi all I wonder if someone can help me. I've bought a metal halide lighting unit for my seawater aquarium. The unit looks like an 8ft long canopy that's suspended from the ceiling above the tank. The...
