Does the job
I clean my filter once every week or two weeks(depending on usage). I believe this helps keep a clean spa. Just spray a little on and hose off. The filter does look cleaner then if I just used water.
Leisure Time Instant Cartridge Clean spray-and-rinse formula provides a quick and easy way to remove scale, minerals, oils, lotions and other debris from cartridge filters. The blue color-indicator ensures complete coverage.
Compatible With:
Chlorine, bromine, ozone and biguanide sanitizers.
I clean my filter once every week or two weeks(depending on usage). I believe this helps keep a clean spa. Just spray a little on and hose off. The filter does look cleaner then if I just used water.