HOW MUCH YOU NEED TO EXPECT YOU'LL PAY FOR A GOOD UFA59

just A fast 1 I have just acquired a ufo 550 corner tank, need to have to learn the litres it takes in advance of i fill it due to the fact its going on the middle ground of my house and seeking to suss the weight, lots of people say 76 ltrs that looks well beneath given that the tank is 2ft substantial along with a 3ft bow in entrance any Thoughts