- Hot Tubs & More
The Freeflow 4CH-22 filter is used on Freeflow CLX and Opal models.
Maintain sparkling clean and beautifully clear water with the Freeflow 4CH-22 Filter. Made with spunbonded, 100% polyester material, this filter is durable and effective in capturing the smallest of debris. Use this filter to replace your worn or damaged cartridge or as a back up to maximize the time between filter changes.
Prelude Version 2.3.2