Distinction XL Pools Distinction XL Pools Round Pool Gallons 8' 1630 12' 3398 15' 5310 18' 7646 21' 10407 24' 13593 27' 17204 30' 22918 Oval Pool Gallons 12' x 23' 7028 15' x 26' 9931 15' x 30' 12060 18' x 33' 15919