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$221.95
$239.00
Extech CL200 Exstik Waterproof Chlorine Meter
Amazon.com
Free shipping
$221.95
$239.00
Extech CL200 Exstik Waterproof Chlorine Meter
Amazon.com
Free shipping
$377.79
$405.59
Myron L - 5125TD 512T5D DS Conductivity Pool Meter, 0-5000 Ppm/442, 0-5000 Ppm/Nacl
Amazon.com
32
Free shipping
$377.79
$405.59
Myron L - 5125TD 512T5D DS Conductivity Pool Meter, 0-5000 Ppm/442, 0-5000 Ppm/Nacl
Amazon.com
32
$56.95
Taylor K2005 High Range Swimming Pool Total And Free Chlorine Bromine Alkalinity Calcium Hardness Base And Acid Demand Ph DP Test Kit
Amazon.com
3K+
Free shipping
$56.95
Taylor K2005 High Range Swimming Pool Total And Free Chlorine Bromine Alkalinity Calcium Hardness Base And Acid Demand Ph DP Test Kit
Amazon.com
3K+
$26.00
Taylor Technologies K-1004 Residential Troubleshooter DPD Test Kit
Pool Warehouse
2K+
$26.00
Taylor Technologies K-1004 Residential Troubleshooter DPD Test Kit
Pool Warehouse
2K+
$72.00
Taylor Technologies K 2005 Complete Test Kit
Pool Warehouse
372
$72.00
Taylor Technologies K 2005 Complete Test Kit
Pool Warehouse
372
$97.00
Taylor Technologies K-2006 Complete FAS-DPD Chlorine Test Kit
Pool Warehouse
2K+
$97.00
Taylor Technologies K-2006 Complete FAS-DPD Chlorine Test Kit
Pool Warehouse
2K+
$77.38
Taylor DPD Pool Test Kit - K-2105
Pool Web
$77.38
Taylor DPD Pool Test Kit - K-2105
Pool Web
$15.00
TDS Meter - Third Wave Water
Third Wave Water
$15.00
TDS Meter - Third Wave Water
Third Wave Water
$20.90
Pentair TEST KIT HI-RANGE 2-1 752 R151076
PoolZoom.com
2
$20.90
Pentair TEST KIT HI-RANGE 2-1 752 R151076
PoolZoom.com
2
$301.01
Lamotte Colorq 2X Pro 7 Liquid Pool Test Kit - 2086
Pool Web
190
$301.01
Lamotte Colorq 2X Pro 7 Liquid Pool Test Kit - 2086
Pool Web
190
$103.18
Taylor Midget Chlorine DPD Pool Test Kit - K-1768-2
Pool Web
$103.18
Taylor Midget Chlorine DPD Pool Test Kit - K-1768-2
Pool Web
$129.89
Taylor Service Complete DPD Chlorine/Bromine, Ph, Alkalinity, CYA (DPD High Range) Test Kit 2 Oz, K-2005C By EZ Pool & Spa Supply
EZ Pool & Spa Supply
356
$129.89
Taylor Service Complete DPD Chlorine/Bromine, Ph, Alkalinity, CYA (DPD High Range) Test Kit 2 Oz, K-2005C By EZ Pool & Spa Supply
EZ Pool & Spa Supply
356
$224.95
$281.19
Hardness, Iron, Ph, Chlorine, & TDS Field Analysis Water Test Kit
US Water Systems
20% off
$224.95
$281.19
Hardness, Iron, Ph, Chlorine, & TDS Field Analysis Water Test Kit
US Water Systems
$10.49
Poolmaster Smart Test 6 Way Swimming Pool And Spa Water Test Strips - 50Pc
Target
Free shipping
$10.49
Poolmaster Smart Test 6 Way Swimming Pool And Spa Water Test Strips - 50Pc
Target
Free shipping
$13.39
Poolmaster Replacement Indicator Solutions 1 - 5 For Spa/Swimming Pool Water Testing
Target
Free shipping
$13.39
Poolmaster Replacement Indicator Solutions 1 - 5 For Spa/Swimming Pool Water Testing
Target
Free shipping
$86.88
Taylor Pool Inspector Test Kit Chlorine Ph CYA 0.75 Oz. Bottles
Pool Supply Unlimited
$86.88
Taylor Pool Inspector Test Kit Chlorine Ph CYA 0.75 Oz. Bottles
Pool Supply Unlimited
$35.05
Pentair Everpure H2O Test Express Water Test Kit
IceMachinesPlus_2024
$35.05
Pentair Everpure H2O Test Express Water Test Kit
IceMachinesPlus_2024
$97.56
$197.49
Digital Pool Water Tester Photometer - Accurate Water Analyzer For Pools, Spas Hot Tubs - Tests 27 Parameters - Bluetooth/Wifi - App For Ph, Chlorine, Alkalinity More(Updated In 2025 (Version 2))
technicskeptic.com
50% off
$97.56
$197.49
Digital Pool Water Tester Photometer - Accurate Water Analyzer For Pools, Spas Hot Tubs - Tests 27 Parameters - Bluetooth/Wifi - App For Ph, Chlorine, Alkalinity More(Updated In 2025 (Version 2))
technicskeptic.com
$1,172.41
Lamotte Company Lamotte Waterlink Mobile Spin Lab Pool & Spa Water Test 3577
Pool Supply Unlimited
$1,172.41
Lamotte Company Lamotte Waterlink Mobile Spin Lab Pool & Spa Water Test 3577
Pool Supply Unlimited
$168.99
Taylor Service Complete FAS-DPD Chlorine, Ph, Alkalinity, Hardness, CYA, FAS-DPD Hi-Range, Test Kit 2 Oz., K-2006C By EZ Pool & Spa Supply
EZ Pool & Spa Supply
1
$168.99
Taylor Service Complete FAS-DPD Chlorine, Ph, Alkalinity, Hardness, CYA, FAS-DPD Hi-Range, Test Kit 2 Oz., K-2006C By EZ Pool & Spa Supply
EZ Pool & Spa Supply
1
$26.24
HM Digital TDS-3 TDS Meter | Tests 0-9990 Ppm Total Dissolved Solids In Water
WaterAnywhere
11
$26.24
HM Digital TDS-3 TDS Meter | Tests 0-9990 Ppm Total Dissolved Solids In Water
WaterAnywhere
11
$64.38
Taylor 2000 Series Pool Inspector .75 Oz Test Kit, Bromine & Chlorine (High Range), Cyanuric Acid, Ph, K-2007-6 By EZ Pool & Spa Supply
EZ Pool & Spa Supply
$64.38
Taylor 2000 Series Pool Inspector .75 Oz Test Kit, Bromine & Chlorine (High Range), Cyanuric Acid, Ph, K-2007-6 By EZ Pool & Spa Supply
EZ Pool & Spa Supply
$66.89
$90.30
ITS 486201 Pool Exact EZ Photometer Entry Digital Pool Water Test Kit - 6-Tests Each
vyroqi.com
25% off
$66.89
$90.30
ITS 486201 Pool Exact EZ Photometer Entry Digital Pool Water Test Kit - 6-Tests Each
vyroqi.com
$84.37
$152.57
Digital Pool Water Tester Photometer - Accurate Water Analyzer For Pools, Spas Hot Tubs - Tests 27 Parameters - Bluetooth/Wifi - App For Ph, Chlorine, Alkalinity More(Updated In 2025 (Version 2))
theeurobot
44% off
$84.37
$152.57
Digital Pool Water Tester Photometer - Accurate Water Analyzer For Pools, Spas Hot Tubs - Tests 27 Parameters - Bluetooth/Wifi - App For Ph, Chlorine, Alkalinity More(Updated In 2025 (Version 2))
theeurobot
$49.97
$84.97
Water Quality Tester
Until Times Up
41% off
$49.97
$84.97
Water Quality Tester
Until Times Up
$54.65
Pentair All-In-One 4 Way Test Kit 78HR R151186
Pool Supply Unlimited
224
$54.65
Pentair All-In-One 4 Way Test Kit 78HR R151186
Pool Supply Unlimited
224
$138.95
$169.95
Pool Exact 486202 EZ Photometer Spa Water Tester
FiltersFast.com
13
18% off
$138.95
$169.95
Pool Exact 486202 EZ Photometer Spa Water Tester
FiltersFast.com
13
$9.95
$12.44
Consumer Chlorine Test Kit For Water Treatment | 2501
US Water Systems
20% off
$9.95
$12.44
Consumer Chlorine Test Kit For Water Treatment | 2501
US Water Systems
$59.99
$84.99
K-2005 Taylor Testing Kit Complete Pool And Spa Test Kit, Alkalinity/Bromine And Chlorine (Hi-Range), DPD/CYA/Hardness/Ph
Best Pool Shop
30-day returns (most items)
29% off
$59.99
$84.99
K-2005 Taylor Testing Kit Complete Pool And Spa Test Kit, Alkalinity/Bromine And Chlorine (Hi-Range), DPD/CYA/Hardness/Ph
Best Pool Shop
30-day returns
$190.00
Pool Exact 486201 EZ Photometer Water Tester
FiltersFast.com
67
$190.00
Pool Exact 486201 EZ Photometer Water Tester
FiltersFast.com
67
$10.99
$19.99
B7228 Blue Devil Pool & Spa 3-Way OTO Chlorine/Bromine & Ph Test Kit
Best Pool Shop
30-day returns (most items)
45% off
$10.99
$19.99
B7228 Blue Devil Pool & Spa 3-Way OTO Chlorine/Bromine & Ph Test Kit
Best Pool Shop
30-day returns
$39.99
Tilswall Pool Water Quality Tester 2-In-1 - Ph & Chlorine
Tilswall US
30-day returns (most items)
$39.99
Tilswall Pool Water Quality Tester 2-In-1 - Ph & Chlorine
Tilswall US
30-day returns
$114.99
LAMOTTE Water Quality Testing Kit, Pool Manager, 3368-01
Zoro.com
30-day returns (most items)
$114.99
LAMOTTE Water Quality Testing Kit, Pool Manager, 3368-01
Zoro.com
30-day returns
$84.35
$165.51
ITS 486201-KM Pool Exact EZ Photometer Master Pool Test Kit | 10 Parameters - F/C/T Chlorine, Ph, Alkalinity, Calcium, Cyanuric, Copper, Salt, Phosphate | 25 Tests All Parameters | NSF Certified(Test Kit)
theeurobot
49% off
$84.35
$165.51
ITS 486201-KM Pool Exact EZ Photometer Master Pool Test Kit | 10 Parameters - F/C/T Chlorine, Ph, Alkalinity, Calcium, Cyanuric, Copper, Salt, Phosphate | 25 Tests All Parameters | NSF Certified(Test Kit)
theeurobot
$14.49
Pureline 5 Way Pool & Spa Test Strips | 100 Count | PL0085
Inyo Pool Products
$14.49
Pureline 5 Way Pool & Spa Test Strips | 100 Count | PL0085
Inyo Pool Products
$34.90
$74.80
4 in 1 Digital Pool Tester - PH Meter, TDS Meter, EC Meter, Temperature Meter, Water Quality Monitor
US AMERICA
30-day returns (most items)
53% off
$34.90
$74.80
4 in 1 Digital Pool Tester - PH Meter, TDS Meter, EC Meter, Temperature Meter, Water Quality Monitor
US AMERICA
30-day returns
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    Shop pool water test

    Sponsored
    About our ads
    $221.95
    $239.00
    Extech CL200 Exstik Waterproof Chlorine Meter
    Amazon.com
    Free shipping
    $221.95
    $239.00
    Extech CL200 Exstik Waterproof Chlorine Meter
    Amazon.com
    Free shipping
    $377.79
    $405.59
    Myron L - 5125TD 512T5D DS Conductivity Pool Meter, 0-5000 Ppm/442, 0-5000 Ppm/Nacl
    Amazon.com
    32
    Free shipping
    $377.79
    $405.59
    Myron L - 5125TD 512T5D DS Conductivity Pool Meter, 0-5000 Ppm/442, 0-5000 Ppm/Nacl
    Amazon.com
    32
    $56.95
    Taylor K2005 High Range Swimming Pool Total And Free Chlorine Bromine Alkalinity Calcium Hardness Base And Acid Demand Ph DP Test Kit
    Amazon.com
    3K+
    Free shipping
    $56.95
    Taylor K2005 High Range Swimming Pool Total And Free Chlorine Bromine Alkalinity Calcium Hardness Base And Acid Demand Ph DP Test Kit
    Amazon.com
    3K+
    $26.00
    Taylor Technologies K-1004 Residential Troubleshooter DPD Test Kit
    Pool Warehouse
    2K+
    $26.00
    Taylor Technologies K-1004 Residential Troubleshooter DPD Test Kit
    Pool Warehouse
    2K+
    $72.00
    Taylor Technologies K 2005 Complete Test Kit
    Pool Warehouse
    372
    $72.00
    Taylor Technologies K 2005 Complete Test Kit
    Pool Warehouse
    372
    $97.00
    Taylor Technologies K-2006 Complete FAS-DPD Chlorine Test Kit
    Pool Warehouse
    2K+
    $97.00
    Taylor Technologies K-2006 Complete FAS-DPD Chlorine Test Kit
    Pool Warehouse
    2K+
    $77.38
    Taylor DPD Pool Test Kit - K-2105
    Pool Web
    $77.38
    Taylor DPD Pool Test Kit - K-2105
    Pool Web
    $15.00
    TDS Meter - Third Wave Water
    Third Wave Water
    $15.00
    TDS Meter - Third Wave Water
    Third Wave Water
    $20.90
    Pentair TEST KIT HI-RANGE 2-1 752 R151076
    PoolZoom.com
    2
    $20.90
    Pentair TEST KIT HI-RANGE 2-1 752 R151076
    PoolZoom.com
    2
    $301.01
    Lamotte Colorq 2X Pro 7 Liquid Pool Test Kit - 2086
    Pool Web
    190
    $301.01
    Lamotte Colorq 2X Pro 7 Liquid Pool Test Kit - 2086
    Pool Web
    190
    $103.18
    Taylor Midget Chlorine DPD Pool Test Kit - K-1768-2
    Pool Web
    $103.18
    Taylor Midget Chlorine DPD Pool Test Kit - K-1768-2
    Pool Web
    $129.89
    Taylor Service Complete DPD Chlorine/Bromine, Ph, Alkalinity, CYA (DPD High Range) Test Kit 2 Oz, K-2005C By EZ Pool & Spa Supply
    EZ Pool & Spa Supply
    356
    $129.89
    Taylor Service Complete DPD Chlorine/Bromine, Ph, Alkalinity, CYA (DPD High Range) Test Kit 2 Oz, K-2005C By EZ Pool & Spa Supply
    EZ Pool & Spa Supply
    356
    $224.95
    $281.19
    Hardness, Iron, Ph, Chlorine, & TDS Field Analysis Water Test Kit
    US Water Systems
    20% off
    $224.95
    $281.19
    Hardness, Iron, Ph, Chlorine, & TDS Field Analysis Water Test Kit
    US Water Systems
    $10.49
    Poolmaster Smart Test 6 Way Swimming Pool And Spa Water Test Strips - 50Pc
    Target
    Free shipping
    $10.49
    Poolmaster Smart Test 6 Way Swimming Pool And Spa Water Test Strips - 50Pc
    Target
    Free shipping
    $13.39
    Poolmaster Replacement Indicator Solutions 1 - 5 For Spa/Swimming Pool Water Testing
    Target
    Free shipping
    $13.39
    Poolmaster Replacement Indicator Solutions 1 - 5 For Spa/Swimming Pool Water Testing
    Target
    Free shipping
    $86.88
    Taylor Pool Inspector Test Kit Chlorine Ph CYA 0.75 Oz. Bottles
    Pool Supply Unlimited
    $86.88
    Taylor Pool Inspector Test Kit Chlorine Ph CYA 0.75 Oz. Bottles
    Pool Supply Unlimited
    $35.05
    Pentair Everpure H2O Test Express Water Test Kit
    IceMachinesPlus_2024
    $35.05
    Pentair Everpure H2O Test Express Water Test Kit
    IceMachinesPlus_2024
    $97.56
    $197.49
    Digital Pool Water Tester Photometer - Accurate Water Analyzer For Pools, Spas Hot Tubs - Tests 27 Parameters - Bluetooth/Wifi - App For Ph, Chlorine, Alkalinity More(Updated In 2025 (Version 2))
    technicskeptic.com
    50% off
    $97.56
    $197.49
    Digital Pool Water Tester Photometer - Accurate Water Analyzer For Pools, Spas Hot Tubs - Tests 27 Parameters - Bluetooth/Wifi - App For Ph, Chlorine, Alkalinity More(Updated In 2025 (Version 2))
    technicskeptic.com