You just bought a glass box. You filled it following water. You might have extra some rocks or maybe a stray branch you found in the woodshopefully, you boiled it first. But now youre staring at it in the dark. It looks depressing. You realize you compulsion light. Not just any light, though. You craving the right light. If youve been lurking on forums, youve probably seen the chaos. People are arguing just about PAR, Kelvin, and "Watts per Gallon." Its enough to make you want to go support to keeping a pet rock. But dont promenade away yet. Figuring out how accomplish I calculate the lighting requirements for my aquarium size isn't actually rocket science. Its more later a weird fusion of interior design and tall moot biology. Lets fracture it the length of before your fish tank glass size calculator start looking subsequently ghostly shadows.

A decade ago, everyone used the watts per gallon rule. It was simple. It was elegant. It was then mostly wrong. encourage then, we all used those clunky T5 or T8 fluorescent tubes. In that world, 2 to 5 watts per gallon was the golden satisfactory for a planted tank. But subsequently LED aquarium lights showed occurring and ruined everything. LEDs are quirk too efficient for that math. A 20-watt LED can sometimes outshine a 50-watt fluorescent.