Fi-Clor Winteriser 3 litres.

A strong, concentrated winter algicide

Contains polymeric quaternary ammonium chloride, and etidronic acid

This is a copper free, polyquat algicide with a stain squesterant added.

Dose rate: 1 litre per 28m3 (6,300 gallons).

One 3 litre container is enough for 84m3 (19,000 gallons) this is about the volume of an 18ft x 36ft pool.

Retail Price £34.00