Zodiac Fibreglass Stain Remover for fibreglass pools removes black spot osmosis & stains from fibreglass pools.
Formulation details: Sodium Metabisulphite 1000G/KG
- Will remove most stains from fibreglass pools
- Particularly effective treatment for osmosis
- Effective in removing stains and deposits caused by calcium, copper and iron
- Effective in eliminating what appear as black spots in fibreglass pools
- Add 4Kg Spot-Away per 50,000 litres of pool water into the pool while the filter is running