Monthly Instructions:

     1. Remove cartridge filter and rinse thoroughly with water.
     2. Saturate the filter with water.
     3. Spray Instant Cartridge Clean over entire surface area.
     4. Let set for 3-6 minutes.
     5. Rinse filter completely with water and replace filter back into spa.
         (Note: If filter is not completely rinsed, foaming may occur.)
     6. For heavily soiled filters, repeat steps 1-5.