Cartridge & Filter Cleaner Soak 1L Combination Pool pH and Total Alkalinity -

pH and Total Alkalinity - get test results in seconds

elasticated line via a comfortable Velcro belt which is secured to the swimmer's waist

and relaxation

it's ideal for families looking to stay active together

Cartridge & Filter Cleaner Soak 1L Combination Pool pH and Total Alkalinity -Product Description Effectively clean filter cartridges of built up grease and oil with this Cartridge Cleaner Concentrate. It can often be useful to have a spare filter, so you can continue to use your hot tub whilst your filter is being soaked in Cartridge Cleaner. Using Cartridge Cleaner Concentrate Immerse your filter cartridge in a solution of warm water and Cartridge Cleaner overnight, and then use a domestic pressure washer or hosepipe to clean