Swimming pool test kits

500+ products

Water analysis of your pool is essential to ensure a healthy swim. Choose simple and reliable tests to maintain balanced water and enjoy your pool with peace of mind.

5-in-1 Electronic pH Meter, Measurement of pH Value, TDS, EC, Salinity and Temperature – Water Tester with LCD Display and High Reading Accuracy for Drinking Water, Aquariums, Pools, etc. (1/5)

5-in-1 Electronic pH Meter, Measurement of pH Value, TDS, EC, Salinity and Temperature – Water Tester with LCD Display and High Reading Accuracy for Drinking Water, Aquariums, Pools, etc.

~~£68.69~~

Free shipping

Salinity Tester 0-199.9 ppt, Salt Tester for Swimming Pool, Salt Measuring Device for Pool, Digital Pen Salinity Tester for Measuring Salt Content in Seawater/Saltwater (1/5)

Salinity Tester 0-199.9 ppt, Salt Tester for Swimming Pool, Salt Measuring Device for Pool, Digital Pen Salinity Tester for Measuring Salt Content in Seawater/Saltwater

~~£67.65~~

Free shipping

Electronic pH Meter, 5-in-1 Pool Test Kit, pH/TDS/EC/Salinity/Temperature Tester, VA Backlit Display, Salt Tester for Pool, for Drinking Water, Aquarium, Pool (1/5)

Electronic pH Meter, 5-in-1 Pool Test Kit, pH/TDS/EC/Salinity/Temperature Tester, VA Backlit Display, Salt Tester for Pool, for Drinking Water, Aquarium, Pool

~~£66.27~~

Free shipping

Electronic pH Meter Tester, 5-in-1 pH Tester, Pocket Thermometer for Water Quality, pH, EC, Salt, TDS for Home, Pool and Aquarium Water (1/5)

Electronic pH Meter Tester, 5-in-1 pH Tester, Pocket Thermometer for Water Quality, pH, EC, Salt, TDS for Home, Pool and Aquarium Water (2/5)

Electronic pH Meter Tester, 5-in-1 pH Tester, Pocket Thermometer for Water Quality, pH, EC, Salt, TDS for Home, Pool and Aquarium Water (3/5)

Electronic pH Meter Tester, 5-in-1 pH Tester, Pocket Thermometer for Water Quality, pH, EC, Salt, TDS for Home, Pool and Aquarium Water

~~£71.34~~

Free shipping

Filter Rings - Ceramic Noodles for Aquarium and Garden Pond Filters 12 mm 1 L (1/4)

Filter Rings - Ceramic Noodles for Aquarium and Garden Pond Filters 12 mm 1 L (2/4)

Filter Rings - Ceramic Noodles for Aquarium and Garden Pond Filters 12 mm 1 L

~~£53.66~~

Free shipping

14-in-1 Test Strips for Drinking and Tap Water for Easy and Quick Testing of Hardness, pH Value, Bromine, Nitrates and More – 100 Pack (1/5)

14-in-1 Test Strips for Drinking and Tap Water for Easy and Quick Testing of Hardness, pH Value, Bromine, Nitrates and More – 100 Pack (2/5)

14-in-1 Test Strips for Drinking and Tap Water for Easy and Quick Testing of Hardness, pH Value, Bromine, Nitrates and More – 100 Pack (3/5)

14-in-1 Test Strips for Drinking and Tap Water for Easy and Quick Testing of Hardness, pH Value, Bromine, Nitrates and More – 100 Pack

~~£49.09~~

Free shipping

Test Strips for Pool and Hot Tub – 100-Pack, Tests pH, Chlorine, Bromine, Hardness and More, Precise 9-in-1 Water Test for Pools (1/5)

Test Strips for Pool and Hot Tub – 100-Pack, Tests pH, Chlorine, Bromine, Hardness and More, Precise 9-in-1 Water Test for Pools (2/5)

Test Strips for Pool and Hot Tub – 100-Pack, Tests pH, Chlorine, Bromine, Hardness and More, Precise 9-in-1 Water Test for Pools (3/5)

Test Strips for Pool and Hot Tub – 100-Pack, Tests pH, Chlorine, Bromine, Hardness and More, Precise 9-in-1 Water Test for Pools

~~£54.11~~

Free shipping

Water Quality Tester, Electronic pH Meter, TDS & EC, Automatic Calibration, 3-in-1 TDS pH EC Temperature for Swimming Pools, Aquariums, RO Systems, Laboratories. (Yellow pH Meter + White TDS&EC Pen) (1/5)

Water Quality Tester, Electronic pH Meter, TDS & EC, Automatic Calibration, 3-in-1 TDS pH EC Temperature for Swimming Pools, Aquariums, RO Systems, Laboratories. (Yellow pH Meter + White TDS&EC Pen)

~~£55.48~~

Free shipping

16-in-1 Test Strips for Drinking Water and Tap Water for Easy and Quick Testing of Hardness, pH Value, Bromine, Nitrates and More – 100 Pack (1/3)

16-in-1 Test Strips for Drinking Water and Tap Water for Easy and Quick Testing of Hardness, pH Value, Bromine, Nitrates and More – 100 Pack

~~£49.09~~

Free shipping

Instrumentation for Liquid Analysis Water Quality Detection Water Quality Tester 3-in-1 TDS Meter, EC Meter and Temperature Test Pen with Backlit LCD Display (1/5)

Instrumentation for Liquid Analysis Water Quality Detection Water Quality Tester 3-in-1 TDS Meter, EC Meter and Temperature Test Pen with Backlit LCD Display

~~£53.82~~

Free shipping

Water Quality Tester, 2-in-1 Digital pH and Chlorine/CL2 Meter, Portable Water Quality Controller with Large Display for Pool and Spa (Gray-White) (1/5)

Water Quality Tester, 2-in-1 Digital pH and Chlorine/CL2 Meter, Portable Water Quality Controller with Large Display for Pool and Spa (Gray-White) (2/5)

Water Quality Tester, 2-in-1 Digital pH and Chlorine/CL2 Meter, Portable Water Quality Controller with Large Display for Pool and Spa (Gray-White) (3/5)

Water Quality Tester, 2-in-1 Digital pH and Chlorine/CL2 Meter, Portable Water Quality Controller with Large Display for Pool and Spa (Gray-White)

~~£51.04~~

Free shipping

Digital Water Tester, Portable and Sensitive PH-TDS-EC-Temperature Water Quality Test Pen for Swimming Pool and Drinking Water (Blue) (1/5)

Digital Water Tester, Portable and Sensitive PH-TDS-EC-Temperature Water Quality Test Pen for Swimming Pool and Drinking Water (Blue) (2/5)

Digital Water Tester, Portable and Sensitive PH-TDS-EC-Temperature Water Quality Test Pen for Swimming Pool and Drinking Water (Blue) (3/5)

Digital Water Tester, Portable and Sensitive PH-TDS-EC-Temperature Water Quality Test Pen for Swimming Pool and Drinking Water (Blue)

~~£55.20~~

Free shipping

Digital Water Tester, Portable and Sensitive PH TDS EC Temp Water Quality Test Pen for Pool and Drinking Water (Pink) (1/5)

Digital Water Tester, Portable and Sensitive PH TDS EC Temp Water Quality Test Pen for Pool and Drinking Water (Pink) (2/5)

Digital Water Tester, Portable and Sensitive PH TDS EC Temp Water Quality Test Pen for Pool and Drinking Water (Pink) (3/5)

Digital Water Tester, Portable and Sensitive PH TDS EC Temp Water Quality Test Pen for Pool and Drinking Water (Pink)

~~£55.20~~

Free shipping

16-in-1 Drinking Water Test Kit, Professional Hardness Test Kits, Test Strips for Tap Water and Well Water (1/5)

16-in-1 Drinking Water Test Kit, Professional Hardness Test Kits, Test Strips for Tap Water and Well Water (2/5)

16-in-1 Drinking Water Test Kit, Professional Hardness Test Kits, Test Strips for Tap Water and Well Water (3/5)

16-in-1 Drinking Water Test Kit, Professional Hardness Test Kits, Test Strips for Tap Water and Well Water

~~£43.21~~

Free shipping

16-in-1 Test Strips for Drinking and Tap Water for Easy and Quick Testing of Hardness, pH Value, Bromine, Nitrates and More – 100 Pack (1/3)

16-in-1 Test Strips for Drinking and Tap Water for Easy and Quick Testing of Hardness, pH Value, Bromine, Nitrates and More – 100 Pack

~~£44.88~~

Free shipping

50 Pieces 9-in-1 Drinking Water Test Strips, pH Test Strips for Pool and Spa Water, Water Hardness Test Strips for Aquariums, Pool Test Strips for Analysis of pH Value, Nitrites, Chlorine and Water Ha (1/5)

50 Pieces 9-in-1 Drinking Water Test Strips, pH Test Strips for Pool and Spa Water, Water Hardness Test Strips for Aquariums, Pool Test Strips for Analysis of pH Value, Nitrites, Chlorine and Water Ha

~~£43.60~~

Free shipping

Swimming Pool Water Analysis - 4-in-1 Digital pH Meter, pH Tester, pH Measuring Device with LCD Screen, High Precision with 0.01 Resolution, Water Quality Tester for Drinking Water, Swimming Pools and (1/5)

Swimming Pool Water Analysis - 4-in-1 Digital pH Meter, pH Tester, pH Measuring Device with LCD Screen, High Precision with 0.01 Resolution, Water Quality Tester for Drinking Water, Swimming Pools and

~~£42.74~~

Free shipping

4-in-1 Pool Water Analysis Digital pH Meter, pH Tester, pH Measuring Device with LCD Screen, High Precision Resolution 0.01, Water Quality Tester for Drinking Water, Pool, Aquariums (1/5)

4-in-1 Pool Water Analysis Digital pH Meter, pH Tester, pH Measuring Device with LCD Screen, High Precision Resolution 0.01, Water Quality Tester for Drinking Water, Pool, Aquariums

~~£43.16~~

Free shipping

14-in-1 Test Strips for Drinking Water and Tap Water for Easy and Quick Testing of Hardness, pH Value, Bromine, Nitrates and More - 100 Pack (1/5)

14-in-1 Test Strips for Drinking Water and Tap Water for Easy and Quick Testing of Hardness, pH Value, Bromine, Nitrates and More - 100 Pack (2/5)

14-in-1 Test Strips for Drinking Water and Tap Water for Easy and Quick Testing of Hardness, pH Value, Bromine, Nitrates and More - 100 Pack (3/5)

14-in-1 Test Strips for Drinking Water and Tap Water for Easy and Quick Testing of Hardness, pH Value, Bromine, Nitrates and More - 100 Pack

~~£41.18~~

Free shipping

LCD TDS-3 Meter for Drinking Water Quality, Digital Temperature and PPM Tester, Pen Meter for Analysis of Drinking Water, Hydroponics, Aquarium, Pool and Spa (1/5)

LCD TDS-3 Meter for Drinking Water Quality, Digital Temperature and PPM Tester, Pen Meter for Analysis of Drinking Water, Hydroponics, Aquarium, Pool and Spa

~~£34.89~~

Free shipping

LCD TDS-3 Meter for Drinking Water Quality, Digital Temperature PPM Tester, Measurement Pen Analyzer for Measuring Drinking Water, Hydroponics, Aquarium, Pool and Spa (1/5)

LCD TDS-3 Meter for Drinking Water Quality, Digital Temperature PPM Tester, Measurement Pen Analyzer for Measuring Drinking Water, Hydroponics, Aquarium, Pool and Spa

~~£36.27~~

Free shipping

3-in-1 Digital Multifunction TDS Meter for Measuring TDS, Conductivity, and Temperature with Large LCD Screen, Digital Water Quality Monitor for Drinking Water, Hydroponics, and More (Cannot Measure p (1/4)

3-in-1 Digital Multifunction TDS Meter for Measuring TDS, Conductivity, and Temperature with Large LCD Screen, Digital Water Quality Monitor for Drinking Water, Hydroponics, and More (Cannot Measure p

~~£33.51~~

Free shipping

Water Quality Tester Electrolyzer – Portable Water Monitor for Impurities, Water Test Meter and Electrolysis Device (1/5)

Water Quality Tester Electrolyzer – Portable Water Monitor for Impurities, Water Test Meter and Electrolysis Device (2/5)

Water Quality Tester Electrolyzer – Portable Water Monitor for Impurities, Water Test Meter and Electrolysis Device (3/5)

Water Quality Tester Electrolyzer – Portable Water Monitor for Impurities, Water Test Meter and Electrolysis Device

~~£35.83~~

Free shipping

Water Quality Tester Electrolyzer – Portable Water Monitor, Contaminant Indicator and Test Counter for Electrolysis Devices (1/5)

Water Quality Tester Electrolyzer – Portable Water Monitor, Contaminant Indicator and Test Counter for Electrolysis Devices (2/5)

Water Quality Tester Electrolyzer – Portable Water Monitor, Contaminant Indicator and Test Counter for Electrolysis Devices (3/5)

Water Quality Tester Electrolyzer – Portable Water Monitor, Contaminant Indicator and Test Counter for Electrolysis Devices

~~£35.83~~

Free shipping

Set of 50 6-in-1 Pool Water Quality Test Strips for Measuring Chlorine, pH, Alkalinity, Hardness, Acidity, Bromine, and Cyanuric Acid (1/5)

Set of 50 6-in-1 Pool Water Quality Test Strips for Measuring Chlorine, pH, Alkalinity, Hardness, Acidity, Bromine, and Cyanuric Acid (2/5)

Set of 50 6-in-1 Pool Water Quality Test Strips for Measuring Chlorine, pH, Alkalinity, Hardness, Acidity, Bromine, and Cyanuric Acid (3/5)

Set of 50 6-in-1 Pool Water Quality Test Strips for Measuring Chlorine, pH, Alkalinity, Hardness, Acidity, Bromine, and Cyanuric Acid

~~£34.42~~

Free shipping

Chlorine and pH Tester CL2, Multifunctional LCD Digital Tester, Chlorine Level Tester with Probe, for Pool and Hot Tub (1/5)

Chlorine and pH Tester CL2, Multifunctional LCD Digital Tester, Chlorine Level Tester with Probe, for Pool and Hot Tub (2/5)

Chlorine and pH Tester CL2, Multifunctional LCD Digital Tester, Chlorine Level Tester with Probe, for Pool and Hot Tub (3/5)

Chlorine and pH Tester CL2, Multifunctional LCD Digital Tester, Chlorine Level Tester with Probe, for Pool and Hot Tub

~~£55.85~~

Free shipping

Pool Water Analysis, 320 Pieces pH Test Strips, pH 1-14 Test Paper, Comprehensive Test Paper, Litmus Paper for Aquariums, Saliva, Soil Water Testing (1/5)

Pool Water Analysis, 320 Pieces pH Test Strips, pH 1-14 Test Paper, Comprehensive Test Paper, Litmus Paper for Aquariums, Saliva, Soil Water Testing (2/5)

Pool Water Analysis, 320 Pieces pH Test Strips, pH 1-14 Test Paper, Comprehensive Test Paper, Litmus Paper for Aquariums, Saliva, Soil Water Testing (3/5)

Pool Water Analysis, 320 Pieces pH Test Strips, pH 1-14 Test Paper, Comprehensive Test Paper, Litmus Paper for Aquariums, Saliva, Soil Water Testing

~~£32.50~~

Free shipping

Pool Water Analysis, 320 pH Test Strips, pH 1-14 Test Paper, Comprehensive Test Paper, Litmus Paper for Aquariums, Saliva, Water and Soil Tests (1/5)

Pool Water Analysis, 320 pH Test Strips, pH 1-14 Test Paper, Comprehensive Test Paper, Litmus Paper for Aquariums, Saliva, Water and Soil Tests (2/5)

Pool Water Analysis, 320 pH Test Strips, pH 1-14 Test Paper, Comprehensive Test Paper, Litmus Paper for Aquariums, Saliva, Water and Soil Tests (3/5)

Pool Water Analysis, 320 pH Test Strips, pH 1-14 Test Paper, Comprehensive Test Paper, Litmus Paper for Aquariums, Saliva, Water and Soil Tests

~~£33.59~~

Free shipping

Water Tester, 2-in-1 Digital pH and Chlorine/CL2 Meter for Water Quality Control, Portable with Large Display for Pool and Spa (Gray-White) (1/5)

Water Tester, 2-in-1 Digital pH and Chlorine/CL2 Meter for Water Quality Control, Portable with Large Display for Pool and Spa (Gray-White) (2/5)

Water Tester, 2-in-1 Digital pH and Chlorine/CL2 Meter for Water Quality Control, Portable with Large Display for Pool and Spa (Gray-White) (3/5)

Water Tester, 2-in-1 Digital pH and Chlorine/CL2 Meter for Water Quality Control, Portable with Large Display for Pool and Spa (Gray-White)

~~£55.85~~

Free shipping

16-in-1 Water Test Strips (100 Pieces) – Analysis of pH Value, Nitrites, Chlorine, Hardness, Mercury and Lead in Drinking Water, Pool and Aquarium (1/5)

16-in-1 Water Test Strips (100 Pieces) – Analysis of pH Value, Nitrites, Chlorine, Hardness, Mercury and Lead in Drinking Water, Pool and Aquarium (2/5)

16-in-1 Water Test Strips (100 Pieces) – Analysis of pH Value, Nitrites, Chlorine, Hardness, Mercury and Lead in Drinking Water, Pool and Aquarium (3/5)

16-in-1 Water Test Strips (100 Pieces) – Analysis of pH Value, Nitrites, Chlorine, Hardness, Mercury and Lead in Drinking Water, Pool and Aquarium

~~£53.90~~

Free shipping

14-in-1 Drinking Water Test Kit – Water Test Kit for Drinking Water, Pools, and Hot Tubs to Measure Hardness, pH Value, Lead, Iron, Copper, Chlorine, Fluoride, and More (100 Pieces) (1/5)

14-in-1 Drinking Water Test Kit – Water Test Kit for Drinking Water, Pools, and Hot Tubs to Measure Hardness, pH Value, Lead, Iron, Copper, Chlorine, Fluoride, and More (100 Pieces)

~~£49.04~~

Free shipping

Testkit - For measuring pH value and chlorine - For pool and whirlpool (1/5)

Testkit - For measuring pH value and chlorine - For pool and whirlpool (2/5)

Testkit - For measuring pH value and chlorine - For pool and whirlpool (3/5)

Testkit - For measuring pH value and chlorine - For pool and whirlpool

~~£35.31~~

Free shipping

Chlorine and pH Tester CL2, Multifunctional LCD Digital Tester, Chlorine Level Tester with Probe, for Pool and Hot Tub

~~£52.86~~

Free shipping

Chlorine and pH Tester CL2, Multifunctional LCD Digital Tester, Chlorine Level Tester with Probe, for Pools and Hot Tubs (1/5)

Chlorine and pH Tester CL2, Multifunctional LCD Digital Tester, Chlorine Level Tester with Probe, for Pools and Hot Tubs (2/5)

Chlorine and pH Tester CL2, Multifunctional LCD Digital Tester, Chlorine Level Tester with Probe, for Pools and Hot Tubs (3/5)

Chlorine and pH Tester CL2, Multifunctional LCD Digital Tester, Chlorine Level Tester with Probe, for Pools and Hot Tubs

~~£52.86~~

Free shipping

LCD TDS Meter for Drinking Water Quality, Digital Temperature and PPM Tester, Pen-Type Analyzer for Drinking Water, Hydroponics, Aquarium, Pool, and Spa (1/5)

LCD TDS Meter for Drinking Water Quality, Digital Temperature and PPM Tester, Pen-Type Analyzer for Drinking Water, Hydroponics, Aquarium, Pool, and Spa

~~£35.75~~

Free shipping

7-in-1 Water Tester for Pool and Spa, 100 Test Strips, Tests Chlorine, pH Level, Bromine, Total Hardness, Total Alkalinity, Cyanuric Acid, and Total Chlorine (1/5)

7-in-1 Water Tester for Pool and Spa, 100 Test Strips, Tests Chlorine, pH Level, Bromine, Total Hardness, Total Alkalinity, Cyanuric Acid, and Total Chlorine

~~£36.95~~

Free shipping

7-in-1 Aquarium Test Strips, pH, Nitrite, Nitrate, Total Hardness, Free Chlorine, Alkalinity and Carbonate Test, Precise for Saltwater and Freshwater – 100 Pack (1/5)

7-in-1 Aquarium Test Strips, pH, Nitrite, Nitrate, Total Hardness, Free Chlorine, Alkalinity and Carbonate Test, Precise for Saltwater and Freshwater – 100 Pack

~~£35.44~~

Free shipping

Set of 50 Test Strips, 6-in-1 Test Strips for Spa and Pool, Water Test Strips for Measuring Free Chlorine, Bromine, Total Hardness, Total Alkalinity, Cyanuric Acid, and pH Value (1/5)

Set of 50 Test Strips, 6-in-1 Test Strips for Spa and Pool, Water Test Strips for Measuring Free Chlorine, Bromine, Total Hardness, Total Alkalinity, Cyanuric Acid, and pH Value

~~£40.90~~

Free shipping

LCD TDS Meter for Drinking Water Quality, Digital Temperature and PPM Tester, Pen-Type Meter for Analysis of Drinking Water, Hydroponics, Aquarium, Pool and Spa (1/5)

LCD TDS Meter for Drinking Water Quality, Digital Temperature and PPM Tester, Pen-Type Meter for Analysis of Drinking Water, Hydroponics, Aquarium, Pool and Spa

~~£37.80~~

Free shipping

Testkit - For Measuring pH Value and Chlorine - For Pool and Spa (1/5)

Testkit - For Measuring pH Value and Chlorine - For Pool and Spa (2/5)

Testkit - For Measuring pH Value and Chlorine - For Pool and Spa (3/5)

Testkit - For Measuring pH Value and Chlorine - For Pool and Spa

~~£35.83~~

Free shipping

Testkit - For Measuring pH and Chlorine - For Pool and Hot Tub Water Analysis (1/5)

Testkit - For Measuring pH and Chlorine - For Pool and Hot Tub Water Analysis (2/5)

Testkit - For Measuring pH and Chlorine - For Pool and Hot Tub Water Analysis (3/5)

Testkit - For Measuring pH and Chlorine - For Pool and Hot Tub Water Analysis

~~£36.06~~

Free shipping

Water Quality Tester, 4-in-1 pH Meter and TDS/EC/Temperature Measuring Device with LCD Screen, High Precision of 0.01, for Drinking Water, Swimming Pools, Aquariums, Hydroponics (Not Suitable for (1/4)

Water Quality Tester, 4-in-1 pH Meter and TDS/EC/Temperature Measuring Device with LCD Screen, High Precision of 0.01, for Drinking Water, Swimming Pools, Aquariums, Hydroponics (Not Suitable for

~~£35.70~~

Free shipping

100 Pieces pH Test Strips for Pool, Pool Test Strips, Water Hardness Tester for Measuring Free Chlorine, Total Alkalinity and pH Value, Hot Tub and Spa Test, Cyanuric Acid Test (3-in-1) (1/5)

100 Pieces pH Test Strips for Pool, Pool Test Strips, Water Hardness Tester for Measuring Free Chlorine, Total Alkalinity and pH Value, Hot Tub and Spa Test, Cyanuric Acid Test (3-in-1)

~~£29.93~~

Free shipping

3-in-1 pH/TDS/Temperature Tester for Pool & Aquarium – LCD Backlight, High Precision, Includes Protective Case (1/5)

3-in-1 pH/TDS/Temperature Tester for Pool & Aquarium – LCD Backlight, High Precision, Includes Protective Case (2/5)

3-in-1 pH/TDS/Temperature Tester for Pool & Aquarium – LCD Backlight, High Precision, Includes Protective Case (3/5)

3-in-1 pH/TDS/Temperature Tester for Pool & Aquarium – LCD Backlight, High Precision, Includes Protective Case

~~£62.09~~

Free shipping

Water Quality Tester, Tap Water Electrolyzer, Household Water Quality Tester, Water Electrolyzer, Battery Not Included, EU 220 V (1/5)

Water Quality Tester, Tap Water Electrolyzer, Household Water Quality Tester, Water Electrolyzer, Battery Not Included, EU 220 V (2/5)

Water Quality Tester, Tap Water Electrolyzer, Household Water Quality Tester, Water Electrolyzer, Battery Not Included, EU 220 V (3/5)

Water Quality Tester, Tap Water Electrolyzer, Household Water Quality Tester, Water Electrolyzer, Battery Not Included, EU 220 V

~~£60.55~~

Free shipping

GABRIELLE Rapid Test Water Quality Analyzer for Spa, High-Precision PH Tester for Pool, CL2 Solid (1/5)

GABRIELLE Rapid Test Water Quality Analyzer for Spa, High-Precision PH Tester for Pool, CL2 Solid (2/5)

GABRIELLE Rapid Test Water Quality Analyzer for Spa, High-Precision PH Tester for Pool, CL2 Solid (3/5)

GABRIELLE Rapid Test Water Quality Analyzer for Spa, High-Precision PH Tester for Pool, CL2 Solid

~~£63.83~~

Free shipping

5-in-1 Digital Water Quality Meter – pH, TDS, EC, Salinity and Temperature Measurement – IP67 Waterproof for Pool, Aquarium and Hydroponics - WATER 5 IN 1 (1/5)

5-in-1 Digital Water Quality Meter – pH, TDS, EC, Salinity and Temperature Measurement – IP67 Waterproof for Pool, Aquarium and Hydroponics - WATER 5 IN 1

~~£62.19~~

Free shipping

PH-TDS Meter, 5-in-1 Water Quality Tester for pH/TDS/EC/Salinity/Temperature, TDS Meter with Green LCD Backlight for Pool/Aquarium/Pond (1/5)

PH-TDS Meter, 5-in-1 Water Quality Tester for pH/TDS/EC/Salinity/Temperature, TDS Meter with Green LCD Backlight for Pool/Aquarium/Pond (2/5)

PH-TDS Meter, 5-in-1 Water Quality Tester for pH/TDS/EC/Salinity/Temperature, TDS Meter with Green LCD Backlight for Pool/Aquarium/Pond (3/5)

PH-TDS Meter, 5-in-1 Water Quality Tester for pH/TDS/EC/Salinity/Temperature, TDS Meter with Green LCD Backlight for Pool/Aquarium/Pond

~~£48.44~~

Free shipping

Electronic Chlorine and pH Tester – Precise Water Quality Measurement – Self-Cleaning and No Consumables – Large Display - PH 2 IN 1 (1/5)

Electronic Chlorine and pH Tester – Precise Water Quality Measurement – Self-Cleaning and No Consumables – Large Display - PH 2 IN 1 (2/5)

Electronic Chlorine and pH Tester – Precise Water Quality Measurement – Self-Cleaning and No Consumables – Large Display - PH 2 IN 1 (3/5)

Electronic Chlorine and pH Tester – Precise Water Quality Measurement – Self-Cleaning and No Consumables – Large Display - PH 2 IN 1

~~£49.92~~

Free shipping

pH Meter, pH, TDS and EC Tester, 5-in-1 Water Testing Device with Temperature Measurement, Organic Water Quality Tester with LCD Screen, Digital Water Quality Testing Meter (1/5)

pH Meter, pH, TDS and EC Tester, 5-in-1 Water Testing Device with Temperature Measurement, Organic Water Quality Tester with LCD Screen, Digital Water Quality Testing Meter

~~£40.43~~

Free shipping

14-in-1 Drinking Water Test Strips, 50 Strips for pH Value, Lead, Mercury, Chlorine, Eco-Friendly PET Material, Ready to Use - 50 Pieces (1/4)

14-in-1 Drinking Water Test Strips, 50 Strips for pH Value, Lead, Mercury, Chlorine, Eco-Friendly PET Material, Ready to Use - 50 Pieces (2/4)

14-in-1 Drinking Water Test Strips, 50 Strips for pH Value, Lead, Mercury, Chlorine, Eco-Friendly PET Material, Ready to Use - 50 Pieces

~~£34.24~~

Free shipping

Water Quality Tester, Precise TDS-EC Meter and Temperature Test Pen with Backlit LCD Display for Drinking Water, Hydroponics, Swimming Pools, and Aquariums (1/5)

Water Quality Tester, Precise TDS-EC Meter and Temperature Test Pen with Backlit LCD Display for Drinking Water, Hydroponics, Swimming Pools, and Aquariums

~~£38.22~~

Free shipping

pH Meter, 4-in-1 Electronic pH Tester for Pool, pH, TDS, EC and Temperature Meter, Water Quality Tester with LCD Screen and High Measurement Accuracy, for Pool and Aquarium (1/5)

pH Meter, 4-in-1 Electronic pH Tester for Pool, pH, TDS, EC and Temperature Meter, Water Quality Tester with LCD Screen and High Measurement Accuracy, for Pool and Aquarium

~~£62.57~~

Free shipping