Approx 39.6 Imperial gallons.
This size tank can hold up to 7,779.74 US gallons of water.
209.52 gallons. Lx Wx H /231 = GALLONS
About 157.1 gallons.
Multiply the number of cubic feet in the tank by 7.5 to find gallons.
A 20 Gallon tank can hold up to 20 gallons of water.
This tank will hold a maximum of 10,030 gallons of water.
about 900,562,953
886,174
A 15 cubic foot tank will hold a maximum of about 112.2 gallons of water.
If by inches, 409 gallons. Probably 400.
162764.8 pounds
141.06 gallons