BioGuard Filter Brite 250g Spa Products NKD Photometer Alkalinity Test Strips

NKD Photometer Alkalinity Test Strips (50) – Accurate Total Alkalinity Testing for Freshwater Pools & Spas

reliable use with the Naked Digital Photometer Kit

simple testing — Designed for quick

foaming or complicated maintenance

Suitable for freshwater pools and spas

BioGuard Filter Brite 250g Spa Products NKD Photometer Alkalinity Test StripsBioGuard Filter Brite restores the efficiency of pool water filters by removing scale and rust deposits, greases, oils and organic wastes, whilst sanitising the filter media or cartridge. Improves filtration and circulation and lengthens the life of your filter. We recommend using Filter Brite at the beginning and end of each swimming season and following any problems with algae growth.