AquaChek Silver 7-in-1 Test Strips, 100/Pack | 551236 Clarifiers & Enzymes Replace the housing if necessary

Replace the housing if necessary before fitting the new lid

This is recommended because of the impact on filter pressure

or for river rafting

dry gloves

Replace this lid when the original shows cracking

AquaChek Silver 7-in-1 Test Strips, 100/Pack | 551236 Clarifiers & Enzymes Replace the housing if necessaryAquaChek Silver 7 in 1 Test Strips, 100 strips. Tests for: Total Hardness, Total Chlorine, Total Bromine, Free Chlorine, pH, Total Alkalinity, Stabilizer (Cyanuric Acid) Silver 7 in 1 is our most comprehensive test strip. Trusted by service professionals, this test strip tests for seven key parameters in seconds. Test Ranges: Total Hardness: 0 1,000 ppm Total Chlorine: 0 10 ppm Total Bromine: 0 20 ppm Free Chlorine: 0 20 ppm pH: 6. 2 8. 4 Total