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Water Test Kits


Displaying 1 to 20 (of 72 products)

9 Way Pool Test Kit - Hot Tub and Spa Water Chemical Test Kit for pH & Total Chlorine & Free Chlorine & Bromine & Total Alkalinity & Calcium Hardness & Cyanuric Acid & Copper & Phosphate

$49.99

$ 21 .99 $21.99

5.0
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API Pond Master Test KIT Pond Water Test Kit 500-Test

$36.94

$ 18 .99 $18.99

4.6
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Pentair R161160 OTO and pH Solution, 1-Ounce

$12.19

$ 5 .99 $5.99

4.3
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JED Pool Tools 00-330 4 Way Pool Test Kit Refill For No.486

$17.05

$ 7 .99 $7.99

4.5
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PH Reagent 60ML 7037-H

$17.50

$ 7 .99 $7.99

4.3
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Pool Salt Tester, Floating Digital Pool Salinity Meter with Thermometer for Salt Water Pool, YINMIK Solar Powered Salinity and Temperature Tester for Outdoor Swimming Pool

$32.99

$ 15 .99 $15.99

4.5
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Digital 4-in-1 Water Quality Testing Kit - High Accuracy Digital pH/TDS/EC/Temp Pen Set Perfect for Hydroponics, Pools, Koi Ponds, Drinking Water, Wine/Beer Making, Hot Tub, Spa, Aquarium

$42.99

$ 18 .99 $18.99

4.3
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Ultimate Digital Pool Water Tester, Easy to Use at Home, Bluetooth, Wi-Fi, App, Cloud, Pool Testing Kit, 27 Water Parameters, Accurate, All in One, Field Tested - PoolWaterLAB

$289.99

$ 99 .00 $99.00

4.3
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Pool Salt Tester Salinity Meter 6 in 1- Salt pH ORP TDS EC Temp Meter pH Meter for Pool Salt pH ORP Tester pH and EC Tester for Hydroponics, Saltwater Pool, Hot Tubs, Aquarium

$25.49

$ 10 .99 $10.99

4.7
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Lupo 3-in-1 Water Test Kit Refill Solutions for Swimming Pools & Spas | Water Chemical Test Kit for pH, Chlorine and Bromine (Refill Bottles ONLY)

$7.99

$ 2 .99 $2.99

4.7
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Mini Bucket Test Pool Leak Detector 77371

$22.09

$ 9 .99 $9.99

4.9
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Pentair R161004 No.1 OTO Solution, 1/2-Ounce

$7.69

$ 3 .99 $3.99

4.6
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Pen Test KIT All in ONE #78HR R151186

$37.95

$ 19 .99 $19.99

4.3
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Pentair R161025 No.2 OTO Solution, 1-Ounce

$8.05

$ 3 .99 $3.99

4.4
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Hach DPD Free Chlorine Reagent, SwifTest™ Dispenser Refill Vial, for Testing Free Chlorine in Water, USEPA Accepted Using Method 8021, Free Chlorine Determination, 250 Tests, 2105560

$70.69

$ 29 .99 $29.99

4.7
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Taylor Technologies R-00010-E Calcium Buffer 16 oz

$29.95

$ 13 .99 $13.99

4.5
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Pentair R151276 1200 Total Water Hardness Pool Test Kit

$22.94

$ 10 .99 $10.99

4.6
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2 in 1 Water Quality Tester Dual Scale PH and Chlorine Level CL2 Tester Meter for Swimming Pool,Hydroponics, Pools, Spas, Drinking Water Analysis Monitor PH Chlorine Tester Kit

$27.99

$ 13 .99 $13.99

4.9
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Hach 1454200 Chlorine (Free and Total) Test Kit, Model CN-70

$142.00

$ 61 .99 $61.99

4.5
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pH Meter and Salinity Meter Combo for Saltwater Pool 6 in 1 pH Salt SG EC TDS Temp Meter for Reef Aquarium Seawater Tank Koi Fish Pond PPM and pH Water Tester for Hydroponics Nutrients Growing

$21.99

$ 9 .99 $9.99

4.5
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Displaying 1 to 20 (of 72 products)