Natural Chemistry's PhosFree Extra Strength quickly reduces high phosphate levels.
- Product: PhosFree Extra Strength
- Size: 1L
- Specifically designed for high level phosphate removal
- Easily maintains low levels of phosphates even in large volumes of water
This product is designed for use in properly balanced pool water.
- Clean or backwash filter. Make sure DE filters are properly cleaned and charged with DE before adding product.
- For phosphate levels over 1000ppb, add 1L per 38,000 litres. DO NOT add more than 1.5L at a time.
- Shake bottle well prior to application. With circulation pump running, add the recommended dose to skimmer.
- Some clouding may occur. Run the pump and filter for 48 hours continuously without backwashing or cleaning.
- After 48 hours, vacuum to filter.
- Backwash or clean filter.
- Retest the phosphate level. Repeat steps 1-6 if necessary.
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For DE & Cartridge Filters: Do not add more than 1.5L at a time. lf more than 1.5L is needed to treat phosphate level, be sure to clean or backwash the filter between treatments.
Important: Retest water after each completed treatment. Repeat until phosphate level is below 100ppb.
NOTE: Algae must be treated prior to testing and treating phosphates. Chlorine must be under 5ppm before testing for phosphates.
