AquaChek Silver 7-in-1 Test Strips, 100/Pack | 551236 Clarifiers & Enzymes When fitting the replacement dome

When fitting the replacement dome head

Replace this lid when the original shows cracking

With the SWIMLINE Dive Jellyfish Toys

Fits most industry standard poles

When the original lens becomes cracked

AquaChek Silver 7-in-1 Test Strips, 100/Pack | 551236 Clarifiers & Enzymes When fitting the replacement domeAquaChek 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