Best Selling Products

Our Best Selling Products category features the most popular and trusted water testing solutions chosen by professionals and everyday users alike. From quick and easy test kits to advanced meters and reagents, these products have earned their place as customer favourites for their reliability, accuracy, and ease of use. Whether you’re testing pool water, drinking water, or industrial systems, these top picks deliver the dependable results you can count on.

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4195 products

Save £16.27
LaMotte Insta Test Peroxide Low Range Test Strips Expired 12/25
LaMotte
LaMotte Insta Test Peroxide Low Range Test Strips Expired 12/25 Sale price£2.99 Regular price£19.26
Save £5.34
LaMotte QAC High Range Test Strips Expired 04/26LaMotte QAC High Range Test Strips Expired 04/26
LaMotte
LaMotte QAC High Range Test Strips Expired 04/26 Sale price£7.99 Regular price£13.33
Therma Series Protective Cover & Wall BracketTherma Series Protective Cover & Wall Bracket
ETI
Therma Series Protective Cover & Wall Bracket Sale price£17.00
Barista's Milk Frothing - Coffee ThermometerBarista's Milk Frothing - Coffee Thermometer
ETI
Barista's Milk Frothing - Coffee Thermometer Sale price£5.75
Palintest/Wagtech Absorbent Pads
Palintest
Palintest/Wagtech Absorbent Pads Sale price£34.68
Factory Act Thermometer - 45 x 195mmFactory Act Thermometer - 45 x 195mm
ETI
Factory Act Thermometer - 45 x 195mm Sale price£2.75
Beechwood Thermometer - 45 x 205mm
ETI
Beechwood Thermometer - 45 x 205mm Sale price£3.60
9035 Anemometer Thermometer9035 Anemometer Thermometer
ETI
9035 Anemometer Thermometer Sale price£80.00
3 Point - Traceable Anemometer Certificate
ETI
3 Point - Traceable Anemometer Certificate Sale price£50.00
8100 Plus pH Temperature Meter / 8100 Plus Kit8100 Plus pH Temperature Meter / 8100 Plus Kit
ETI
8100 Plus pH Temperature Meter / 8100 Plus Kit Sale price£206.50
pH PAL Plus MeterpH PAL Plus Meter
ETI
pH PAL Plus Meter Sale price£67.00
Moisture Meter Kit for Craftsman & Professional UseMoisture Meter Kit for Craftsman & Professional Use
ETI
Moisture Meter Kit for Craftsman & Professional Use Sale price£387.00
Room Thermometer - 45 x 195mmRoom Thermometer - 45 x 195mm
ETI
Room Thermometer - 45 x 195mm Sale price£2.75
SenSafe® Iron (Ida's)
ITS
SenSafe® Iron (Ida's) Sale price£8.70
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WaterWorks™ Propylene Glycol Check
ITS
WaterWorks™ Propylene Glycol Check Sale price£8.41
WaterWorks™ Peroxide (H2O2), bottle of 50
ITS
WaterWorks™ Peroxide (H2O2), bottle of 50 Sale price£9.28
Room Thermometer - 25 x 175mm
ETI
Room Thermometer - 25 x 175mm Sale price£1.80
Colour-Coded Milk Frothing Thermometers - Barista ThermometersColour-Coded Milk Frothing Thermometers - Barista Thermometers
ETI
Colour-Coded Milk Frothing Thermometers - Barista Thermometers Sale price£14.50
Barista's Milk Frothing - Coffee ThermometerBarista's Milk Frothing - Coffee Thermometer
ETI
Barista's Milk Frothing - Coffee Thermometer Sale priceFrom £5.50
Therma Waterproof Protective CoverTherma Waterproof Protective Cover
ETI
Therma Waterproof Protective Cover Sale price£10.00
Colour +2
Type T -Thermocouple Penetration ProbeType T -Thermocouple Penetration Probe
ETI
Type T -Thermocouple Penetration Probe Sale price£42.00
Waterproof Thermocouple Penetration ProbeWaterproof Thermocouple Penetration Probe
ETI
Waterproof Thermocouple Penetration Probe Sale price£42.00
Therma Waterproof Type T Thermometer with IP66/67 ProtectionTherma Waterproof Type T Thermometer with IP66/67 Protection
ETI
Therma Waterproof Type T Thermometer with IP66/67 Protection Sale price£95.00
Therma Waterproof Type K Thermometer with IP66/67 protectionTherma Waterproof Type K Thermometer with IP66/67 protection
ETI
Therma Waterproof Type K Thermometer with IP66/67 protection Sale price£90.00

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