Sarena Spa Filter Cleaner
Overnight Filter Cleaner Soak.
Remove oil, dirt and grease from your hot tub or swim spa’s cartridge filters with Serena Spa Cartridge Cleaner. This overnight-soak cleaning solutions is specifically designed to restore filter efficiency which can help decrease pump electricity costs and the potential for bacteria growth.
For use with Chlorine, Bromine, and Ozone-based Sanitizers.