The Single Zone Swim Spa model 4D20 is a very functional classical Holiday Massage Pool, it has very high comprehensive performance, it is very popular in the market, because the efficient swimming distance of this Hotel Acrylic Swimming Pool is as long as 390cm, although the total dimension of this swimming pool is only 430 x 225 x 128cm. obviously, as a Swim Spa Semi Inground, this is perfect, because it takes advantage of the length of the pool. Besides the efficient swimming distance, we attached great importance to the function of massage, there are three seats setting on the front of the swim spa, and we set a pair of thoughtful feet massagers on the seat in the middle position. One unit of three horse power pump working for the three seats, and three units of three horse power pumps are working for the three suits of 13.5 inch river swimming jets. You can enjoy the different massage feeling and the free swimming experience together by having a great fam…