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The increased pleat density maximizes debris capture and extends cleaning intervals
If you need a complete replacement set
measure your existing cartridge: 10 1/2" length
can differentiate between Free Chlorine vs Combined Chlorine
Highly acidic formula (pH 1
Natural Chemistry Phosphate Test Kit - 10 Tests | 10081NCM Algaecides The increased pleat density maximizesNatural Chemistry Phosphate Test Kit, 10 Test Strip Package, intended for residential homeowners for low volume testing. If you need higher testing, please see Natural Chemistry model 10080NCM for the 100 test Phosphorus Test version. Testing phosphate levels ensures you can eliminate phosphate when it rises to high, preventing algae blooms from occurring during warmer weather and heavy pool use. Don't forget to make sure you have Phosphate Removers
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