Kids swimming pool

Ahlsen – TDS Water Quality Tester – Iron and Aluminum Electrodes – Fast Testing for Drinking Water, Aquariums, and Swimming Pools – Lightweight and Durable (1/5)

Ahlsen – TDS Water Quality Tester – Iron and Aluminum Electrodes – Fast Testing for Drinking Water, Aquariums, and Swimming Pools – Lightweight and Durable

~~£48.19~~

The TDS digital water quality analyzer detects the impurity content of water and is suitable for drinking water, swimming pools, aquariums, and hydroponics. (1/5)

The TDS digital water quality analyzer detects the impurity content of water and is suitable for drinking water, swimming pools, aquariums, and hydroponics.

~~£47.59~~

Water Quality Tester, 2-in-1 Digital pH Tester, Chlorine/Cl2 Meter, Portable Water Quality Control Controller with Large Screen for Swimming Pool Spa (Grey White) (1/5)

Water Quality Tester, 2-in-1 Digital pH Tester, Chlorine/Cl2 Meter, Portable Water Quality Control Controller with Large Screen for Swimming Pool Spa (Grey White)

~~£47.92~~

TDS Digital Salinity Tester for Saltwater Swimming Pools and Koi Ponds (1/4)

TDS Digital Salinity Tester for Saltwater Swimming Pools and Koi Ponds (2/4)

TDS Digital Salinity Tester for Saltwater Swimming Pools and Koi Ponds

~~£37.22~~

16-in-1 Drinking Water Test Kit: Professional Hardness Test Kits, Tap and Well Water Test Strips (1/4)

16-in-1 Drinking Water Test Kit: Professional Hardness Test Kits, Tap and Well Water Test Strips (2/4)

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

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

16-in-1 Drinking Water Test Strips Kit for Home Water Quality Testing - Quick and Easy Testing - 100 Pieces (1/4)

16-in-1 Drinking Water Test Strips Kit for Home Water Quality Testing - Quick and Easy Testing - 100 Pieces (2/4)

16-in-1 Drinking Water Test Strips Kit for Home Water Quality Testing - Quick and Easy Testing - 100 Pieces

[NEVER USED] Portable pH and Chlorine Level Tester, 2-in-1 Water Quality Analysis Instrument (1/4)

[NEVER USED] Portable pH and Chlorine Level Tester, 2-in-1 Water Quality Analysis Instrument (2/4)

[NEVER USED] Portable pH and Chlorine Level Tester, 2-in-1 Water Quality Analysis Instrument

Ulisem Test Paper Tool Kit, Pool Testing, Water Quality Testing, Pool Test Strips, Water Quality Test Paper for Chlorine and pH (1/4)

Ulisem Test Paper Tool Kit, Pool Testing, Water Quality Testing, Pool Test Strips, Water Quality Test Paper for Chlorine and pH (2/4)

Ulisem Test Paper Tool Kit, Pool Testing, Water Quality Testing, Pool Test Strips, Water Quality Test Paper for Chlorine and pH

~~£44.19~~

Pack of 50 6-in-1 pool water quality test strips for chlorine, pH, alkalinity, hardness, acidity, bromine, cyanuric acid (1/5)

Pack of 50 6-in-1 pool water quality test strips for chlorine, pH, alkalinity, hardness, acidity, bromine, cyanuric acid (2/5)

Pack of 50 6-in-1 pool water quality test strips for chlorine, pH, alkalinity, hardness, acidity, bromine, cyanuric acid (3/5)

Pack of 50 6-in-1 pool water quality test strips for chlorine, pH, alkalinity, hardness, acidity, bromine, cyanuric acid

~~£44.19~~

16-in-1 Drinking Water Test - Accurate Chemical Test Strips for Aquarium, Swimming Pool, Well, and Tap Water - Tests for pH, Hardness, and Chlorine - 50 strips/tube (1/5)

16-in-1 Drinking Water Test - Accurate Chemical Test Strips for Aquarium, Swimming Pool, Well, and Tap Water - Tests for pH, Hardness, and Chlorine - 50 strips/tube

~~£47.31~~

16-in-1 Drinking Water Testing Kit, Drinking Water Test Strips, Water Test Kit for Home Water Quality Testing, Quick and Easy Test - 100 Pieces (1/5)

16-in-1 Drinking Water Testing Kit, Drinking Water Test Strips, Water Test Kit for Home Water Quality Testing, Quick and Easy Test - 100 Pieces (2/5)

16-in-1 Drinking Water Testing Kit, Drinking Water Test Strips, Water Test Kit for Home Water Quality Testing, Quick and Easy Test - 100 Pieces (3/5)

16-in-1 Drinking Water Testing Kit, Drinking Water Test Strips, Water Test Kit for Home Water Quality Testing, Quick and Easy Test - 100 Pieces

~~£28.99~~

Free shipping

TRIMEC 16-Parameter Drinking Water Test Kit – Test Strips for Tap, Well & Domestic Water, Professional Accuracy (1/5)

TRIMEC 16-Parameter Drinking Water Test Kit – Test Strips for Tap, Well & Domestic Water, Professional Accuracy (2/5)

TRIMEC 16-Parameter Drinking Water Test Kit – Test Strips for Tap, Well & Domestic Water, Professional Accuracy (3/5)

TRIMEC 16-Parameter Drinking Water Test Kit – Test Strips for Tap, Well & Domestic Water, Professional Accuracy

~~£45.26~~

TDS water tester, PPM water quality tester, drinking water quality tester, for swimming pools, aquariums, and laboratories, high-precision conductivity meter with LCD screen (1/5)

TDS water tester, PPM water quality tester, drinking water quality tester, for swimming pools, aquariums, and laboratories, high-precision conductivity meter with LCD screen

~~£37.29~~

Digital TDS test pen (Total Dissolved Solids) for drinking water, pools and aquariums: LED screen, portable, high accuracy, waterproof. (1/5)

Digital TDS test pen (Total Dissolved Solids) for drinking water, pools and aquariums: LED screen, portable, high accuracy, waterproof. (2/5)

Digital TDS test pen (Total Dissolved Solids) for drinking water, pools and aquariums: LED screen, portable, high accuracy, waterproof. (3/5)

Digital TDS test pen (Total Dissolved Solids) for drinking water, pools and aquariums: LED screen, portable, high accuracy, waterproof.

~~£22.46~~

3-in-1 Pool Test Strips: Chlorine, pH and Alkalinity – Pack of 50, Item number 58142 (1/4)

3-in-1 Pool Test Strips: Chlorine, pH and Alkalinity – Pack of 50, Item number 58142 (2/4)

3-in-1 Pool Test Strips: Chlorine, pH and Alkalinity – Pack of 50, Item number 58142

~~£22.31~~

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

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

~~£42.92~~

$Portable ATC Refractometer 0-90% Brix for Home and Professional Measurement (1/5)$ $Portable ATC Refractometer 0-90% Brix for Home and Professional Measurement (2/5)$ $Portable ATC Refractometer 0-90% Brix for Home and Professional Measurement (3/5)$ $Portable ATC Refractometer 0-90% Brix for Home and Professional Measurement (4/5)$ $Portable ATC Refractometer 0-90% Brix for Home and Professional Measurement (5/5)$

Portable ATC Refractometer 0-90% Brix for Home and Professional Measurement

~~£42.92~~

PC-102B CL2 Chlorine and pH Analyzer with Probe Water Quality Analyzer for Swimming Pools and Spas (1/5)

PC-102B CL2 Chlorine and pH Analyzer with Probe Water Quality Analyzer for Swimming Pools and Spas (2/5)

PC-102B CL2 Chlorine and pH Analyzer with Probe Water Quality Analyzer for Swimming Pools and Spas (3/5)

PC-102B CL2 Chlorine and pH Analyzer with Probe Water Quality Analyzer for Swimming Pools and Spas

~~£45.92~~

Portable Pool Water Test Kit, Outdoor Pool pH Test Kit for Hot Tub and Bromine Chemicals (1/5)

Portable Pool Water Test Kit, Outdoor Pool pH Test Kit for Hot Tub and Bromine Chemicals (2/5)

Portable Pool Water Test Kit, Outdoor Pool pH Test Kit for Hot Tub and Bromine Chemicals (3/5)

Portable Pool Water Test Kit, Outdoor Pool pH Test Kit for Hot Tub and Bromine Chemicals

Free shipping

Swimming Pool Water Analysis, 2 Pack 6 IN 1 Test Strips for Swimming Pools and Spas, Water Test Strips for Chlorine/Free Chlorine/pH/Alkalinity/Cyanuric Acid/Liquid Hardness, 100 Pieces (1/5)

Swimming Pool Water Analysis, 2 Pack 6 IN 1 Test Strips for Swimming Pools and Spas, Water Test Strips for Chlorine/Free Chlorine/pH/Alkalinity/Cyanuric Acid/Liquid Hardness, 100 Pieces

Free shipping

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

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

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

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

~~£45.88~~

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

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

Water quality tester, drinking water tester, portable drinking water tester, 1 unit, dark blue (1/5)

Water quality tester, drinking water tester, portable drinking water tester, 1 unit, dark blue (2/5)

Water quality tester, drinking water tester, portable drinking water tester, 1 unit, dark blue (3/5)

Water quality tester, drinking water tester, portable drinking water tester, 1 unit, dark blue

Free shipping

100 Pcs pH Test Strips for Swimming Pools, Pool Test Strips, Water Hardness Test for Free Chlorine, Total Alkalinity and pH, Spa Hot Tub Test, Cyanuric Acid Test (3 in 1) (1/5)

100 Pcs pH Test Strips for Swimming Pools, Pool Test Strips, Water Hardness Test for Free Chlorine, Total Alkalinity and pH, Spa Hot Tub Test, Cyanuric Acid Test (3 in 1)

~~£45.02~~

Test kit - For measuring pH and chlorine - For use in swimming pools and spas - Pool water analysis (1/5)

Test kit - For measuring pH and chlorine - For use in swimming pools and spas - Pool water analysis (2/5)

Test kit - For measuring pH and chlorine - For use in swimming pools and spas - Pool water analysis (3/5)

Test kit - For measuring pH and chlorine - For use in swimming pools and spas - Pool water analysis

~~£48.38~~

Test kit - For measuring pH and chlorine - For use in swimming pools and spas - Pool water analysis

~~£48.38~~

14-in-1 test strips for drinking and tap water to easily and quickly test hardness, pH, bromine, nitrate and more - 100 pieces (1/4)

14-in-1 test strips for drinking and tap water to easily and quickly test hardness, pH, bromine, nitrate and more - 100 pieces (2/4)

14-in-1 test strips for drinking and tap water to easily and quickly test hardness, pH, bromine, nitrate and more - 100 pieces

Portable Digital LCD TDS-3 Drinking Water Meter, Water Quality Tester Pen with Temperature and PPM Measurement, Water Purity Tester 0-9990 PPM, Suitable for Drinking Water and Hydroponic Cultures (Doe (1/5)

Portable Digital LCD TDS-3 Drinking Water Meter, Water Quality Tester Pen with Temperature and PPM Measurement, Water Purity Tester 0-9990 PPM, Suitable for Drinking Water and Hydroponic Cultures (Doe

~~£46.48~~

Water Quality Tester Electrolyzer - Portable Water Impurity Monitor - Water Test Meter - Electrolyzer Machine - TRIMEC (1/5)

Water Quality Tester Electrolyzer - Portable Water Impurity Monitor - Water Test Meter - Electrolyzer Machine - TRIMEC (2/5)

Water Quality Tester Electrolyzer - Portable Water Impurity Monitor - Water Test Meter - Electrolyzer Machine - TRIMEC (3/5)

Water Quality Tester Electrolyzer - Portable Water Impurity Monitor - Water Test Meter - Electrolyzer Machine - TRIMEC

~~£47.89~~

Direct Test Strips for Swimming Pool and Spa – Pack of 100 Strips, Tests pH, Chlorine, Bromine, Hardness and More, Accurate 7 in 1 Testing of Swimming Pool Water. (1/5)

Direct Test Strips for Swimming Pool and Spa – Pack of 100 Strips, Tests pH, Chlorine, Bromine, Hardness and More, Accurate 7 in 1 Testing of Swimming Pool Water.

~~£48.24~~

Digital Water Tester, Water Quality Test Pen pH TDS EC Temp Portable Sensitive for Swimming Pool and Drinking Water (Blue) (1/4)

Digital Water Tester, Water Quality Test Pen pH TDS EC Temp Portable Sensitive for Swimming Pool and Drinking Water (Blue) (2/4)

Digital Water Tester, Water Quality Test Pen pH TDS EC Temp Portable Sensitive for Swimming Pool and Drinking Water (Blue)

Pack of 100 14-in-1 Test Strips for Drinking and Tap Water - Rapid Detection of Hardness, pH, Bromine, and Nitrate (1/5)

Pack of 100 14-in-1 Test Strips for Drinking and Tap Water - Rapid Detection of Hardness, pH, Bromine, and Nitrate (2/5)

Pack of 100 14-in-1 Test Strips for Drinking and Tap Water - Rapid Detection of Hardness, pH, Bromine, and Nitrate (3/5)

Pack of 100 14-in-1 Test Strips for Drinking and Tap Water - Rapid Detection of Hardness, pH, Bromine, and Nitrate

~~£48.26~~

7-in-1 Pool Test Strips, Pack of 50, for Water Quality: Chlorine, Bromine, Nitrite, Nitrate, Hardness, Total Alkalinity, pH (1/5)

7-in-1 Pool Test Strips, Pack of 50, for Water Quality: Chlorine, Bromine, Nitrite, Nitrate, Hardness, Total Alkalinity, pH (2/5)

7-in-1 Pool Test Strips, Pack of 50, for Water Quality: Chlorine, Bromine, Nitrite, Nitrate, Hardness, Total Alkalinity, pH (3/5)

7-in-1 Pool Test Strips, Pack of 50, for Water Quality: Chlorine, Bromine, Nitrite, Nitrate, Hardness, Total Alkalinity, pH

~~£44.51~~

Water Electrolysis Tester, Lightweight Portable Monitor for Evaluating the Quality of Electrolyzed Water. (1/5)

Water Electrolysis Tester, Lightweight Portable Monitor for Evaluating the Quality of Electrolyzed Water. (2/5)

Water Electrolysis Tester, Lightweight Portable Monitor for Evaluating the Quality of Electrolyzed Water. (3/5)

Water Electrolysis Tester, Lightweight Portable Monitor for Evaluating the Quality of Electrolyzed Water.

~~£44.74~~

TDS meter - Drinking water quality tester - High precision - Measuring range: 0-9999 ppm - Digital purity tester for swimming pools, spas, aquariums (1/5)

TDS meter - Drinking water quality tester - High precision - Measuring range: 0-9999 ppm - Digital purity tester for swimming pools, spas, aquariums (2/5)

TDS meter - Drinking water quality tester - High precision - Measuring range: 0-9999 ppm - Digital purity tester for swimming pools, spas, aquariums (3/5)

TDS meter - Drinking water quality tester - High precision - Measuring range: 0-9999 ppm - Digital purity tester for swimming pools, spas, aquariums

~~£49.33~~

Digital salinity tester for saltwater ponds and fish (1/5)

Digital salinity tester for saltwater ponds and fish (2/5)

Digital salinity tester for saltwater ponds and fish (3/5)

Digital salinity tester for saltwater ponds and fish

~~£44.68~~

16-in-1 Drinking Water Test - Accurate Chemical Test Strips for Aquarium, Swimming Pool, Well, and Tap Water - Tests for pH, Hardness, and Chlorine - 50 strips/tube

~~£40.37~~

16-in-1 Drinking Water Test Strips Kit for Home Water Quality Testing - Quick and Easy Testing - 100 Pieces

16-in-1 Drinking Water Test - Accurate Chemical Test Strips for Aquarium, Swimming Pool, Well, and Tap Water - Tests for pH, Hardness, and Chlorine - 50 strips/tube

17-in-1 Water Quality Test Paper Combination Kit for E. coli Water Testing at Home - Quick and Easy Testing - 100 Pieces (1/4)

17-in-1 Water Quality Test Paper Combination Kit for E. coli Water Testing at Home - Quick and Easy Testing - 100 Pieces (2/4)

17-in-1 Water Quality Test Paper Combination Kit for E. coli Water Testing at Home - Quick and Easy Testing - 100 Pieces

16-in-1 Drinking Water Testing Kit, Drinking Water Test Strips, Water Test Kit for Home Water Quality Testing, Quick and Easy Test - 100 Pieces (1/4)

16-in-1 Drinking Water Testing Kit, Drinking Water Test Strips, Water Test Kit for Home Water Quality Testing, Quick and Easy Test - 100 Pieces (2/4)

16-in-1 Drinking Water Testing Kit, Drinking Water Test Strips, Water Test Kit for Home Water Quality Testing, Quick and Easy Test - 100 Pieces

Water Quality Tester, Portable Water Quality Tester, Water Impurity Tester, Electrolyzer Machine Test Monitor (1/5)

Water Quality Tester, Portable Water Quality Tester, Water Impurity Tester, Electrolyzer Machine Test Monitor (2/5)

Water Quality Tester, Portable Water Quality Tester, Water Impurity Tester, Electrolyzer Machine Test Monitor (3/5)

Water Quality Tester, Portable Water Quality Tester, Water Impurity Tester, Electrolyzer Machine Test Monitor

~~£50.40~~

The TDS digital water quality analyzer detects the impurity content of water and is suitable for drinking water, swimming pools, aquariums, and hydroponics.

~~£51.30~~

TDS-3 Drinking Water Quality Tester Digital Temperature PPM Pen Analyzer for Drinking Water, Hydroponics, Aquariums, Swimming Pools and Spas (1/5)

TDS-3 Drinking Water Quality Tester Digital Temperature PPM Pen Analyzer for Drinking Water, Hydroponics, Aquariums, Swimming Pools and Spas (2/5)

TDS-3 Drinking Water Quality Tester Digital Temperature PPM Pen Analyzer for Drinking Water, Hydroponics, Aquariums, Swimming Pools and Spas (3/5)

TDS-3 Drinking Water Quality Tester Digital Temperature PPM Pen Analyzer for Drinking Water, Hydroponics, Aquariums, Swimming Pools and Spas

~~£51.21~~

Water Quality Tester Electrolyzer - Portable Water Impurity Monitor - Electrolyzer Machine Test Meter (1/5)

Water Quality Tester Electrolyzer - Portable Water Impurity Monitor - Electrolyzer Machine Test Meter (2/5)

Water Quality Tester Electrolyzer - Portable Water Impurity Monitor - Electrolyzer Machine Test Meter (3/5)

Water Quality Tester Electrolyzer - Portable Water Impurity Monitor - Electrolyzer Machine Test Meter

~~£51.08~~

Electrolyzer, water electrolysis device, TDS water quality test, 220v (1/4)

Electrolyzer, water electrolysis device, TDS water quality test, 220v (2/4)

Electrolyzer, water electrolysis device, TDS water quality test, 220v

~~£49.87~~

Free shipping

Test strips for pool and spa water, multiparameter tests for chlorine, pH, hardness and alkalinity, in convenient storage bottles, ideal for maintaining water quality. (1/5)

Test strips for pool and spa water, multiparameter tests for chlorine, pH, hardness and alkalinity, in convenient storage bottles, ideal for maintaining water quality.

~~£51.51~~

200 pH test strips, litmus test paper, measuring range 0-14, universal indicator paper, acidity test for aquariums and drinking water (1/5)

200 pH test strips, litmus test paper, measuring range 0-14, universal indicator paper, acidity test for aquariums and drinking water (2/5)

200 pH test strips, litmus test paper, measuring range 0-14, universal indicator paper, acidity test for aquariums and drinking water (3/5)

200 pH test strips, litmus test paper, measuring range 0-14, universal indicator paper, acidity test for aquariums and drinking water

~~£51.45~~

LCD TDS-3 Meter for Drinking Water Quality, Digital Tester, Temperature PPM Test Pen Analyzer for Measuring Drinking Water, Hydroponics, Aquariums, Swimming Pools, and Spas (1/5)

LCD TDS-3 Meter for Drinking Water Quality, Digital Tester, Temperature PPM Test Pen Analyzer for Measuring Drinking Water, Hydroponics, Aquariums, Swimming Pools, and Spas

~~£51.32~~

pH meter and residual chlorine tester — 2-in-1 portable digital water quality analyzer/monitor (1/5)

pH meter and residual chlorine tester — 2-in-1 portable digital water quality analyzer/monitor (2/5)

pH meter and residual chlorine tester — 2-in-1 portable digital water quality analyzer/monitor (3/5)

pH meter and residual chlorine tester — 2-in-1 portable digital water quality analyzer/monitor

~~£52.46~~

Purified well water electrolyzer, water quality electrolysis instrument, water quality detector, TDS test pen (1/5)

Purified well water electrolyzer, water quality electrolysis instrument, water quality detector, TDS test pen (2/5)

Purified well water electrolyzer, water quality electrolysis instrument, water quality detector, TDS test pen (3/5)

Purified well water electrolyzer, water quality electrolysis instrument, water quality detector, TDS test pen

~~£52.33~~

Digital water quality meter with accurate and reliable TDS, water quality TDS, soil EC and thermometer three in one, ideal water quality test PPM meter (1/5)

Digital water quality meter with accurate and reliable TDS, water quality TDS, soil EC and thermometer three in one, ideal water quality test PPM meter

~~£52.01~~