FreshWater Salt System Kit – Complete Saltwater Spa Starter Kit | Caldera Spas

The Complete Saltwater Spa System — All in One Kit

The FreshWater Salt System Kit gives you everything you need to get started with effortless, low-chemical hot tub water care. Designed exclusively for Caldera Spas and other Watkins Wellness brands, the FreshWater Salt System converts salt into a gentle, continuous supply of chlorine — keeping your spa water clean, clear, and soft all year long.

What’s Included

• FreshWater Salt System control unit
• Titanium cartridge(s) for chlorine generation
• Salt supply for initial fill
• Setup and user guide

Kit contents may vary by spa model. Refer to your spa documentation or contact us to confirm compatibility.

Key Benefits

• Less Chemical Handling – The system generates chlorine automatically from salt — no measuring, no adding harsh chemicals
• Softer, More Natural Water – Reduced chemical load is gentler on skin and eyes
• Up to 1 Year of Water Care – Each set of cartridges keeps water fresh for a full year
• Easy Installation – Designed to fit seamlessly into compatible Caldera spa models
• Smart Monitoring – Integrated with your spa’s control panel for real-time salt and system status

Compatibility

The FreshWater Salt System is available as an option for all Utopia® Collection and Paradise® Collection spa models by Caldera Spas and Hot Spring Spas. Contact us to verify compatibility with your specific model before purchasing.

Ongoing Maintenance

To keep your FreshWater Salt System performing at its best, you’ll need:

• FreshWater Salt System Replacement Cartridges (3-pack) – replace every ~4 months
• FreshWater Salt Test Strips – monitor salt concentration regularly
• FreshWater 5-Way Test Strips – monitor full water chemistry
• Vanishing Act Calcium Remover – manage calcium hardness for softer water