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The Swanson® Speed® Square is our most popular product and remains the most trusted square of its kind
High carbon C1080 steel for superior performance on the job and an electronic coating for ultimate rust prevention
2200 Lumens
25" shank diameter
LaMotte 3029-12 Insta-Test 4 Plus, Free Chlorine, Bromine, Alkalinity, pH, Total Hardness NEOGEN The Swanson® Speed® Square isGreat for Spas! Free Chlorine, Bromine, Alkalinity, pH, Total Hardness The Insta TEST 4 Plus pool & spa strip measures Free Chlorine 0 10 ppm, Bromine 0 20 ppm, Total Alkalinity 0 240 ppm, pH 6. 2 9. 0, and Total Hardness 0 800 ppm. This test strip is a dip n read strip with instant results. Each bottle includes 50 test strips packaged in a waterproof PopTop bottle with a hinged cap. The bottle has a molded desiccant liner, which protects the strips
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