High-Performance Replacement Spa Ozone System -72602 Replacement Spas Freshwater III Ozone System Complete -Compatible with Hot Spring/Tiger River/Limelight Models (1994-Current). Wide Compatibility: Tailored for various hot tub models, Fits for Hot Spring/Tiger River/Limelight/Hot Spot/ Caldera, spanning model years from 1994 to the present. Effortless Installation: Simple installation process designed for seamless replacement across various models, Takes only 40 minutes, providing a quick setup for an efficient water purification system. Enjoy a spa with consistently clean water, free from contaminants. Durable Construction: Complete with a direct-connect power cord, injector, ozone-resistant tubing, and check valve for lasting durability. Enhanced Performance: Elevate your spa experience with advanced ozone generation technology, delivering a consistent and refreshing atmosphere.