Test Kits & Thermometers
eSeasonGear SALT-3050 Waterproof IP65 Meter, Digital Salinity PPM Temperature Tester for Salt Water Pool and Koi Fish Pond
$24.45
Compare at 39 stores
Aquascape KH/Alkalinity Test Kit (60 Tests)
$23.98
Compare at 33 stores
U.S. Pool Supply Floating Buoy Pool Thermometer
$2.19
Compare at 17 stores
Swimline Floating Digital Solar Pool Spa Thermometer 9250
$29.99
Compare at 44 stores
Swimline Hydrotools Solar LED Color Changing Floating Thermometer - 9255
$21.99
Compare at 2 stores
YINMIK Ph Salt Meter 5 in 1 Ph TDS EC Salinity Tester for Pool Spa Aquarium Hydr
$36.99
Compare at 2 stores
Floating Pool Thermometer, Large Size Easy Read for Water Temperature Duck01
$18.65
Compare at 2 stores
GoveeLife Smart Thermometer P1
$31.99
Compare at 8 stores
2 Packs Floating Pool Thermometer, Flamingo & Turtle Design Large Size Easy Accurate Readings for Water Temperature, Shatter Resistant with String
$20.62
Compare at 3 stores
5 Strands BlueGreen Algae Test
$31.99
Compare at 7 stores
U.S. Pool Supply Floating Flamingo Thermometer - Easy to Read Temperature Display, Measures Up to 120° Fahrenheit & 50° Celsius - Swimming Pools, Spas
$12.99
Compare at 4 stores
Cooper-Atkins 32311-K EconoTemp Type-K Thermocouple Thermometer
$274.37
Compare at 36 stores
API Marine Bundle Pack: One(1) API SALTWATER MASTER TEST KIT, one(1) API MARINE
$79.81
Compare at 2 stores
API POND MASTER TEST KIT Pond Water Test Kit 500-Test
$35.99
Compare at 11 stores
SWIMLINE HYDROTOOLS Chrome Finish Tube Thermometer Large Easy Read For Water Temperature Shatter Resistant With String For Outdoor And Indoor Swimming Pools Spas Ponds Bathtubs
$19.99
Compare at 13 stores
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