Water Testing & Control

Monitor and manage pool chemistry with test kits, sensors, and controllers.

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    Taylor Acid Demand Reagent, 2000 Series, 3/4 oz, 24/Pack | R-0005-A-24
    Taylor Acid Demand Reagent, 2000 Series, 3/4 oz - R-0005-A-24
    SKU: R-0005-A-24
    $9.99
    $27
    In stock
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    Taylor DPD Reagent #3 Dropper Bottle, 2 oz, 12/Pack | R-0003-C-12
    Taylor DPD Reagent #3 Dropper Bottle, 2 oz - R-0003-C-12
    SKU: R-0003-C-12
    $26.79
    $41
    In stock
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    Taylor Calcium Buffer Reagent, 3/4 oz | R-0010-A-24
    Taylor Calcium Buffer Reagent, 3/4 oz - R-0010-A-24
    SKU: R-0010-A-24
    $21.10
    $32
    In stock
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    Taylor Sulfuric Acid .12N Dropper Bottle, 2 oz, 12/Pack | R-0009-C-12
    Taylor Sulfuric Acid .12N Dropper Bottle, 2 oz - R-0009-C-12
    SKU: R-0009-C-12
    $14.50
    $36
    In stock
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    Taylor Sulfuric Acid .12N Dropper Bottle, 3/4 oz, 24/Pack | R-0009-A-24
    Taylor Sulfuric Acid .12N Dropper Bottle, 3/4 oz - R-0009-A-24
    SKU: R-0009-A-24
    $9.99
    $26
    In stock
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    Taylor Thiosulfate N/10 Dropper Bottle, 2 oz, 12/Pack | R-0007-C-12
    Taylor Thiosulfate N/10 Dropper Bottle, 2 oz - R-0007-C-12
    SKU: R-0007-C-12
    $15.72
    $24
    In stock
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    Taylor DPD Reagent #3 Dropper Bottle, 3/4 oz | R-0003-A-24
    Taylor DPD Reagent #3 Dropper Bottle, 3/4 oz - R-0003-A-24
    SKU: R-0003-A-24
    $12.99
    $34
    In stock
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    Taylor Total Alkalinity Indicator, 2 oz, 12/Pack | R-0008-C-12
    Taylor Total Alkalinity Indicator, 2 oz - R-0008-C-12
    SKU: R-0008-C-12
    $15.30
    $23
    In stock
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    Swimline Soft Top Theranimal Penguin | 9228
    Swimline Soft Top Theranimal Penguin - 9228
    SKU: 9228
    $24.60
    $37
    In stock
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    Swimline Boat Thermometer Theranimal Soft Top - 9235
    Swimline Boat Thermometer Theranimal Soft Top - 9235
    SKU: 9235
    $18.18
    $28
    In stock
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    Swimline Sc/sh 104 3/8 X 23 5/8 EC32 C - 9245
    Swimline Sc/sh 104 3/8 X 23 5/8 EC32 C - 9245
    SKU: 9245
    $15
    $23
    In stock
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    Swimline #4 4-IN-1 Reagent - 1/2 Oz. 1/2 Oz. - 8444
    SKU: 8444
    $14.34
    $22
    In stock
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    Swimline #2 4-IN-1 Reagent - 1 Oz. 1 Oz. - 8442
    Swimline #2 4-IN-1 Reagent - 1 Oz. 1 Oz. - 8442
    SKU: 8442
    $15.66
    $24
    In stock
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    Swimline Deluxe Chlorine/Bromine/pH Two-way Test Kit - 8420
    Swimline Deluxe Chlorine/Bromine/pH Two-way Test Kit - 8420
    SKU: 8420
    $15.57
    $24
    In stock
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    Swimline #1 4-IN-1 Reagent - 1 Oz. 1 Oz. - 8441
    Swimline #1 4-IN-1 Reagent - 1 Oz. 1 Oz. - 8441
    SKU: 8441
    $15.66
    $24
    In stock
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    Swimline #5 4-IN-1 Reagent - 1/2 Oz. 1/2 Oz. - 8445
    Swimline #5 4-IN-1 Reagent - 1/2 Oz. 1/2 Oz. - 8445
    SKU: 8445
    $12.78
    $20
    In stock
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    Swimline 4-In-1 Test Kit - 8440
    Swimline 4-In-1 Test Kit - 8440
    SKU: 8440
    $26.85
    $41
    Out of stock
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    Swimline #3 4-IN-1 Reagent - 1 Oz. 1 Oz. - 8443
    Swimline #3 4-IN-1 Reagent - 1 Oz. 1 Oz. - 8443
    SKU: 8443
    $15.66
    $24
    In stock
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    Swimline Oto And Phenol Red Solution, 1/2 Ounce | 8450
    Swimline Oto And Phenol Red Solution, 1/2 Ounce - 8450
    SKU: 8450
    $17.64
    $27
    In stock
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    Taylor Test Strips Fc/ph/ta/th/cya 100CT 5-WAY - SUPER PRO-100
    SKU: SUPER PRO-100
    $28.11
    $43
    Out of stock
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    Poolmaster 5-WAY OTO KIT PRO SERIES - 22361
    Poolmaster 5-WAY OTO KIT PRO SERIES - 22361
    SKU: 22361
    $35.09
    $53
    In stock
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    Poolmaster Dpd Test Kit Pro Series - 22359
    Poolmaster Dpd Test Kit Pro Series - 22359
    SKU: 22359
    $35.09
    $53
    In stock
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    CMP TEST PLUG TOOL (SP1434TP)
    Cmp Test Plug Tool (SP1434TP) - 25528-000-000
    SKU: 25528-000-000
    $30.76
    $47
    In stock
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    AquaComfort Solaxx SaltDip 2-in-1 Digital Salt Reader - MET30A
    AquaComfort Solaxx SaltDip 2-in-1 Digital Salt Reader - MET30A
    SKU: MET30A
    $241.44
    $363
    In stock