FRESHWATER SALT SYSTEM · SUBSCRIBE & SAVE
Never run out of Salt cartridges.
Genuine FreshWater® salt cartridges for your Caldera or HotSpring spa — sourced by the same team that services hot tubs across Central Washington and the Cascades.
Shop by need
Not sure what your tub is asking for? Start with the problem, not the aisle.
Sanitizers & Chemicals
Chlorinating granules, mineral sanitizer, MPS oxidizer — everything the salt system runs on.
Test & Balance
5-way test strips and pH, alkalinity correctors to keep your reading in the green.
Filters & Covers
Covershield protectants and filter care to extend the life of your equipment.
Cleaners & Care
Defoamers and surface care for water that looks as good as it feels.
Reorder essentials
The products our own service crews restock most — same items, no dealership markup.
Why FreshWater®
The salt system your spa was built around — and the only supplies formulated to run it right.
No harsh chlorine smell
A low-dose salt system means softer water and none of the eye-and-skin sting of a traditional chlorine tub.
Fewer trips to the tub
The system self-generates sanitizer, so test-and-treat becomes a weekly habit instead of a daily chore.
Matched to your equipment
Off-brand chemicals can throw off a FreshWater cell. Every product here is formulated for the system in your spa.
Backed by real service crews
Supplies picked by the technicians who service, maintain, and repair spas across the region.
Cascade Caldera Spas
801 W Davis Street
Cle Elum, WA 98922
(509) 941-8181
Central Washington Pool & Spa
208 S 72nd Ave, Ste 100
Yakima, WA 98908
(509) 367-6011
Never run out mid-soak.
Get a reminder when it's time to reorder — no spam, just restock timing.