Improve your health and lifestyle with the F1439 swim spa! This 14-foot spa can seat up to three adults and features a large swim zone against four adjustable SwimJet Propulsion System I™ jets. The power of the jets is perfect for bathers looking for a good workout as the swim jets keep them in place for treadmill swimming. Bathers who want a traditional spa experience will enjoy the vigorous sensation of 39 spa jets massaging key areas of their bodies. Its easy to warm up and cool down after your exercise without having to leave the hot tub! Additional Swim Jets are available for a more powerful swim current perfect for experienced swimmers!