Turn off power to the tub
Remove any bath mats, pillows, or accessories
Fill the tub with hot water until the jets are covered
Add a small amount of dishwasher detergent or a jacuzzi-safe cleaner
Run the jets for 10 to 15 minutes
Drain the tub completely
Refill with clean water and run the jets again for 5 to 10 minutes
Drain the tub again
Wipe the tub surface with a soft cloth or sponge
Clean around the jets with a soft brush or cotton swab
Use a non-abrasive bathroom cleaner for stubborn residue
Rinse the tub thoroughly
Dry the tub with a clean towel
Clean the filter if your tub has one
Repeat the cleaning process regularly