Try an aquarium calculator to determine how much substrate, gravel, or sand you require

https://fish-tank-volume-calculatorrjfn555.huicopper.com/let-s-get-it-out-of-the-way-15-things-about-volume-of-fish-tank-we-re-sick-of-hearing

Attempt an aquarium calculator to determine how much substrate, gravel, or sand you require. Get valuable price quotes based upon depth and tank measurements.