Hot Tub Mineral Cartridge for Sundance Spas, Silver Ion Cartridge can Clean and clarify spa Water, Spa Mineral Cartridge, Keep Water Clear Lasts for 4 Months (2 Packs)

Works.

Excellent mineral cartridge. Slipped right in

This mineral cartridge is a great addition to hot tub maintenance. It helps keep the water clean and clear, reducing the need for excessive chemicals. The silver ion technology works well to minimize bacteria and odors, making the water feel fresher for longer. Installation is simple—just drop it in the filter area, and it starts working immediately. It lasts about four months as advertised, making it a convenient option for regular spa care. If you're looking for an easy way to maintain cleaner water with less effort, this is definitely worth trying!

I am very sensitive to chemicals. They irritate my skin/throat easily. I can smell them when everyone else cant. Since getting these mineral cartridges we have had to put less spa chemicals in our spa to keep it balanced. It has been nice to be able to enjoy our spa for a longer duration without my throat hurting or my skin getting itchy.

Great little combo pack price. Cheaper than our local pool store, works as it should. Cartridge quality is as expected.

These mineral cartridges are affordable and can be used in a variety of spas. Likes: - Value. As of this review these are very affordable. - Flexibliity. The small square packaging makes these easy to throw in the strainer basket of many different makes and models of spa. Caveats: - These are smaller cartridges. For huge spas you may want to use two. - I don't have any way to test the concentration of silver or other minerals that act as a catalyst here. It would be nice if manufacturers provided specifications and even a way to test the chemistry is working as intended. Overall a bargain for compact mineral cartriges for your spa.

These spa mineral cartridges will help keep your water clean while using less chlorine. This makes it softer on your skin and overall a better bathing experience. They seem to be doing the job just like the previous brands I was using. My only complaint is that the breakdown of the minerals are not included in the packaging.