Ive spent showing off too many hours staring at a used aquarium in a thrift amassing window. You know the one. Its not a rectangle. Its not even a cube. Its this weird, tall, hexagonal monstrosity that looks past it belongs in a 1990s dentists office. I bought it, obviously. But subsequently came the panic. How much water does this thing actually hold? If youve ever found yourself asking How To Use An Fish Tank Size Tool For Non-Standard Tanks?, you aren't alone. Its a specialized niche of a niche. Most online tools are built for tiresome boxes. If you have a custom aquarium or a funky bowfront tank, the enjoyable math just doesn't cut it.

The weight of water is no joke. One gallon is very nearly 8.34 pounds. If you miscalculate your water volume of fish tank calculator by ten gallons, youre looking at an additional 80 pounds upon a shelf that might not desire to hold it. Plus, your filtration system depends extremely on accuracy. If you under-calculate, your fish are swimming in their own waste. Over-calculate, and youre overspending on costly water conditioners. So, lets get into the weeds of using a fish tank size tool for those strange shapes that defy logic.

Standard calculators are everywhere. You put in length, width, and height, and boomyou have your gallon capacity.