Natural Chemistry Phosfree

Natural Chemistry Phosfree
Item # Item Description Price Qty
00970459 Natural Chemistry Phos Free 2-Liter
00970509 Natural Chemistry Phos Free 3-Liter

Natural Chemistry® PHOSfree™

Phosfree is a cost effective way to control phosphate levels in your swimming pool. Simply add Phosfree directly to the skimmer and phosphates will be removed on the filter

Phosfree by Natural Chemistry removes phosphates from your pool filter without clouding pool water. 

Natural Chemistry Phosfree Directions for Use

PHOSfree is designed to remove phosphates through filtration by applying a coating to the filter media. Depending on the phosphate level, more than one dose may be required. Important:Do not add more than 1L (32oz) within a 48 hour period. Phosphates should be lowered to 100ppb or lower before beginning to use Pool Perfect®+PHOSfree® on a weekly basis.

phosfree dosage chart

Directions for use:

This product is designed for use in properly balanced pool water.

  1. If pool has algae, visit your nearest Pinch A Penny for directions on treating it

  2. Balance pool water or contact Pinch A Penny for pool service

  3. Clean or backwash filter.

  4. Determine required PHOSfree dosage from chart. Note: It is recommended that you test your pool's phosphate level

  5. Shake bottle well prior to application. With circulation pump running, add dose to skimmer.

  6. Run filter 48 hours continuously without backwashing or cleaning.

  7. After 48 hours of filtering, clean/backwash filter. Retest phosphate levels, and if necessary, repeat steps 1-6.

Note: If DE filter pressure rises to 10 psi above start-up pressure, turn pump off for 1 minute and then turn it back on. If pressure remains high, backwash or rinse for 30 seconds.

When phosphate levels are 100ppb or less, begin maintenance with a weekly dose of: Pool Perfect+PHOSfree