PHOSfree reduces phosphate levels in your pool. Phosphates are the limiting nutrient for algae growth. Reduce phosphates to near zero and enjoy an algae free pool! Natural Chemistry unconditionally guarantees it.

• If pool has algae, follow dealer instructions to treat.
• Follow dealer instructions to balance water chemically.
• Clean or backwash filter, if necessary.
• Refer to PHOSfree product back chart for dosage.
• With filter running, shake bottle well, and add required dose directly to skimmer.
• Run filter 8 hours a day for one week or 48 hours continuously without backwashing or cleaning.
• Refer to Phosphate Removal Tip Sheet located in the Learning Center in the Document Library for detailed instructions.
• When phosphates levels are 100ppb or less, begin Pool perfect+ Phosfree as a weekly maintenance.

no phosphate build-up
no algae-guaranteed!*
less filter maintenance
less vacuuming and cleaning
reduced pool maintenance
enhances any sanitizer program
Clear, Perfect Algae-Free Water...
Unconditionally Guaranteed!

*Normal sanitizer levels will prevent algae growth. Maintain dealer recommended sanitizer levels in accord with your sanitizing system.