The Cal Spas Olympian 1868 which is our largest swim spa. This Dual Zone Fitness Swim Spa allows you to control the dual temperature at 70 degrees for the swim spa and 102 degrees for the hot tub. Step into the swim spa for an intense expert level fitness swimming workout. Our Cross-Current Stabilisation System will keep swimmers in place, against the current. Enjoy getting fit while spending time with loved ones.