nobranded⏳ChlorineNobranded Floating Dispenser Chlorine Tablet Holder (5 Inch) for Hot Tub, Swimming Pool & Spa$22.99View
DANOPLUS✓TestersPortable Water Quality Analysis Chlorine & PH Meter Swimming Pool Tester Monitoring Analyzer$38.28View
VGEBY✓ChlorineVGEBY Swimming Pool Dispenser Plastic Scale Swimming Pool Medicine Drug Floating Automatic Cleaning Dispenser Equipment Spa Accessory$16.04View
GAMRY⏳ChlorineGAMRY Pool Chlorine Dispenser, 5 Inch Floating Chlorine Dispenser for Outdoor Indoor Swimming Pool Spa Hot Tub$42.99View
Fafeicy⏳TestersChlorine Tester PC-102B CL2 PH Tester for Water Water Quality Analyzer with Probe for Family Sized Swimming Pool$41.99View
C4Hydro✓TestersColiforms Starter Pack - Test the presence of coliforms in water, including E. Coli - Analyzes the quality of your water. The kit includes 1 reusable incubator and 1 box of single-use consumables.$268.99View
C4Hydro⏳TestersC4Hydro Legionella Starter Pack - Detect Legionella pneumophila in water - Prevent Legionnaire's disease in 48 hours - Analyze the quality of your water.$333.99View
TenYua⏳TestersTenYua TDS Digital Salinity Tester/Meter for Salt Water Pool & Fish/Koi Pond Testing$55.99View
TenYua⏳TestersTenYua TDS Digital Salinity Tester/Meter for Salt Water Pool & Fish/Koi Pond Testing$55.99View
Walmeck⏳Testers7 in 1 PH/TDS/EC/ORP/SG/Salinity/Temperature Pocket Water Quality Tester Multi-Parameter with Electrode pH Meter C-600 Replaceable for Pools Drinking Water Aquariums$117.99View
C4Hydro✓TestersLegionella & Coliforms Water Test -1 Starter kit - Detects legionella Bacteria and coliforms (Including E. coli) in Water. Test Your Water in just 24 & 48 hours. Ultra high sensitivity water analyses$312.99View
C4Hydro✓TestersColiforms Water Test - 1 Refill Test - Detect the presence of coliform bacteria (including E. Coli) in water in 24 hours.Single use test requiring C4Hydro Mini-Lab (sold separately)$41.99View
Demeras⏳TestersDigital PH Monitor Checker Water Portable pH Tester Chlorine Meter Swimming Pool Spa Water Quality Monitor Checker$55.99View
Estink⏳TestersHakeeta Water Testing Detector, Analog TDS Sensor with 2 Probes for Quality Monitoring, For Swimming Pool, Drinking Water and Aquaculture, Reaction is Sensitive$29.99View
Estink✓TestersHakeeta Water Testing Detector, 5 in 1 Function Water Quality Testing Meter, PH TDS EC Tester with Backlight, Waterproof, For Aquaculture, Drinking Water, Swimming Pool, Aquarium$55.99View
Estink✓AlgaecidesHakeeta Water Testing Detector, Multifunctional Portable PH/EC/TDS/TEMP Digital Water Quality Tester, High Precision and Fast Response, For Drinking Water, Aquarium,Swimming Pool, Laboratory$49.99View
CleverSpa✓ChlorineCleverSpa Universal Spa Natural Chemical Outdoor Hot Tub Starter Kit with Stabilizing Granules, Foam Remover, pH Minus, pH Plus, & Dip Tests, (5 Pack)★★★★★4.6$54.99View
Housolution⏳Chemicals & Water Testing ProductsHousolution 11-inch Floating Chlorine Dispenser, Large Capacity-Fits 3" Tablets, Adjustable Release Tablet Floater for Indoor & Outdoor Swimming Pool Spa Hot Tub - Yellow Duck$54.99View
Tslinc⏳TestersTslinc 100 Pcs 6 IN 1 Water Test Strips, Pool Spa Hot Tub Water Test Strips Drinking Water Test Strips Quick Detect PH, Total Chlorine, Free Chlorine, Total Alkalinity, Cyanuric Acid, Total Hardness$72.99View
Haofy✓TestersHaofy Digital LCD Water Quality Testing Pen Portable Water Quality Monitoring Tester Purity Filter TDS Meter 0-9990 PPM Temp Tester (gray)$23.99View
Health Metric⏳TestersHealth Metric Hot Tub and Spa Test Strips for ph Balance & Chlorine - 50 ct - Dip Testing Strip Kit for Swimming Pool Water - 7 Ways Tester$24.99View
