Hot tubs and swim spas for sale in Stockton, California. At Cal Spas, we have a wide selection of hot tubs for sale for you to choose from. Our philosophy at Cal Spas extends beyond believing that a spa is a good addition to a backyard. The yard is one of the most important parts of the home, and it should be a haven for relaxation and entertainment. We bring safety science to life We are certified by the global leader in applied safety science which is transforming safety, security and sustainability challenges into opportunities for customers in more than 100 countries. Made in the USA Cal Spas hot tubs are designed and tested to rigorous quality standards and are recognized by third party organizations worldwide for quality and innovation. Cal Spas also carries the CE Certification marking with pride. This declaration certifies that our product meets all applicable provisions set by the European Union. Cal Spas is proud to be a part of charting California’s progress toward a 100% clean energy future. The Cal Spas 1325X Swim Spa isn't just a great way to exercise and relax, it's also an incredibly fun addition to any backyard for the whole family to enjoy! With its spacious design and powerful swim current, the swim spa provides endless entertainment and excitement. FOR A LIMITED-TIME ONLY ABOUT US Cal Spas at CalSpasStockton Cal Salt™ Filtration System produces a pure form of chlorine by electrolysis of salt (NaCl) in order to sanitize your spa water. Precision Engineered For Longevity And Ultra-Low Maintenance LOUNGE SEAT Ergonomic design and specially positioned to sit back and relax. FULL-FOAM Reduces energy consumption while reducing time to heat. WHISPER HOT™ TITANIUM HEATER 5.5 kW Titanium that is leading edge in the industry. CAL-ARMOR™ SPA COVERS 1/3 LIGHTER and 3X STRONGER! The Cal Spas Touch™ is a beautifully designed control panel, with a bigger, brighter and more vibrant screen display, offering a worry-free interface in a stunning, clear display which can be read from all angles.