The "SWIM TUB TM"  is not $16,000.-, not $10,000.- , not even $6,000.- for this amazing solid construction 10'x4'x4' made of durable light weight materials, no concrete nor plastic foils used . Adjustable water depth.  Water efficient, energy efficient: temperature as high as 85F. Very low maintenance, same as your bath tub.  Install it indoors or outdoors in- or aboveground. Swim in place without turbulence. No sophisticated streaming current machine needed. Pump, filter and jets optional. Swim to effectively improve your stroke, do water aerobics, back pain relief, leg muscle relief, hip- or knee joint pain relief, kids friendly. Use it to relax, for fun or training to improve your swim stroke right at home after work. Satisfaction guaranteed with every swim any time. " Swim in your Tub and live longer TM "