Silver ion filter cartridges for spas compatible with most spas (pack of 3).

High-Performance Filtration System: The silver ion spa filter cartridge works in conjunction with existing filtration systems for multi-layered filtration. The added minerals effectively remove impurities, odors, and chlorine from the water. You'll notice the difference for yourself: the mineral spa filter cartridge provides you with naturally healthy water. Premium Materials: The housing of the silver ion spa filter cartridge is made of high-quality ABS, a material specifically designed for spas. Extremely durable and easy to clean, it is suitable for hot springs, cold water, warm water, and hot water spas. Furthermore, its high resistance to cracking prevents leaks due to filter material deterioration. [Reduced Chlorine Consumption] The silver ion spa filter cartridge contains four types of natural mineral filter beads. Activated carbon and silver ions work together to remove impurities and remineralize the water. Tourmaline and negative ion beads improve water quality, forming a complete "purification-mineralization-activation" purification system. It eliminates residual chlorine and odors from the water, leaving it soft and pleasant for the skin. Easy Installation & Minimal Maintenance: The silver ion spa cartridge comes with a detailed instruction manual (Chinese support not available). Simply follow the installation steps to install the cartridge, then turn on the spa. No more frequent filter changes: saving you time and money. Enhanced Spa Comfort: The silver ion spa filter cartridge makes the water cleaner and clearer for a more comfortable and enjoyable spa experience. This cartridge, available from spa specialists, can be used with a salt system for spas to provide you with optimal service.