HTH Spa Filter Cleaner

Cleans and descales the cartridge or sand filter.

• Technic cleaner designed in close collaboration with the filter manufacturers and the parts manufacturers.
• Very strong content in active substance
• Very efficient against scale sediments
• Excellent detergent power
• Easy to use thanks to its purple color
• Adapted to any type of classic filtration except the filtration on active coal (aquariophilia, potabilization..)

• For cartridge filters : in a container that allows to immerse the cartridges, dilute the product at a rate of ½ liters for 5 liters of water. Leave to work for 2 hours, brush and rinse the cartridge with running water.
• For sand filter (diameter inferior to 50 cm) : pour 1 liter of filter cleaner straight into the open filter, on the sand. Leave to work at least ½ day. Counter-wash and rinse the filter at least a minute.

It is recommended to clean and descale the filter around 3 times a year.