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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6008 products

Safe Swim Meter Reagent DPD-4 Total Bromine
ITS
Safe Swim Meter Reagent DPD-4 Total Bromine Sale price£12.89
PoolLab Sulphate Photometer Power PillowsPoolLab Sulphate Photometer Power Pillows
WATER-I.D.
PoolLab Sulphate Photometer Power Pillows Sale price£18.30
PoolLab Acidifying GP Powder Pillows
WATER-I.D.
PoolLab Acidifying GP Powder Pillows Sale priceFrom £16.38
PWTAG Hot Tubs for Business Book
PWTAG Swimming Pool Water
PWTAG Hot Tubs for Business Book Sale price£12.00
IDEXX Colilert and Colilert-18 Quanti-Tray/2000 ComparatorIDEXX Colilert and Colilert-18 Quanti-Tray/2000 Comparator
IDEXX
IDEXX Colilert and Colilert-18 Quanti-Tray/2000 Comparator Sale priceFrom £10.00
Eutech 84 µS/cm KCl Conductivity Calibration Solution 480ml
Eutech
Eutech 84 µS/cm KCl Conductivity Calibration Solution 480ml Sale price£17.55
Save £7.76
Lovibond Combi Pack Manganese LR No.1 & 2 100 PackLovibond Combi Pack Manganese LR No.1 & 2 100 Pack
Lovibond
Lovibond Combi Pack Manganese LR No.1 & 2 100 Pack Sale price£51.93 Regular price£59.69
Sold out
Palintest Alkalinity M Tablet Count Bottle 250 tablets( Use Code: 505321 or 501531)
Palintest
Palintest Alkalinity M Tablet Count Bottle 250 tablets( Use Code: 505321 or 501531) Sale price£16.00
Save £7.94
Lovibond Silica Combi Pack No. 1/No. 2Lovibond Silica Combi Pack No. 1/No. 2
Lovibond
Lovibond Silica Combi Pack No. 1/No. 2 Sale priceFrom £53.16 Regular price£61.10
Save £1.14
Palintest Plastic Syringe 10 mL
Palintest
Palintest Plastic Syringe 10 mL Sale price£6.46 Regular price£7.60
IDEXX HPC for Quanti-Tray
IDEXX
IDEXX HPC for Quanti-Tray Sale priceFrom £70.20
On sale
Lovibond pH Buffer Solutions 10
Lovibond
Lovibond pH Buffer Solutions 10 Sale priceFrom £4.08 Regular price£4.69
Sold out
Palintest Kemio Heavy Metals Soft Case Kit (Lead, Copper, Arsenic and Cadmium) (Use KEMS15HM)Palintest Kemio Heavy Metals Soft Case Kit (Lead, Copper, Arsenic and Cadmium) (Use KEMS15HM)
Palintest
Palintest Kemio Heavy Metals Soft Case Kit (Lead, Copper, Arsenic and Cadmium) (Use KEMS15HM) Sale price£2,078.05
Save £4.16
Lovibond Phosphate Test KitLovibond Phosphate Test Kit
Lovibond
Lovibond Phosphate Test Kit Sale price£27.82 Regular price£31.98
Save £4.64
Palintest Nitrite (Nitricol) Pocket Kit
Palintest
Palintest Nitrite (Nitricol) Pocket Kit Sale price£41.76 Regular price£46.40
Save £7.69
Lovibond Sulphate Turbidity Tablets
Lovibond
Lovibond Sulphate Turbidity Tablets Sale price£51.47 Regular price£59.16
Save £1.23
Lovibond Refil Pack For 3 Chamber Tester (4 in 1 Test Kit)
Lovibond
Lovibond Refil Pack For 3 Chamber Tester (4 in 1 Test Kit) Sale price£8.26 Regular price£9.49
Electronic pH MeterElectronic pH Meter
WATER-I.D.
Electronic pH Meter Sale price£32.61
Save £4.29
Palintest/Wagtech Absorbent Pad Dispenser
Palintest
Palintest/Wagtech Absorbent Pad Dispenser Sale price£24.31 Regular price£28.60
Save £4.88
Lovibond W600.B.40mm Cell
Lovibond
Lovibond W600.B.40mm Cell Sale price£92.69 Regular price£97.57
Save £7.10
Lovibond W680.OG.40mm Cell (Cal 20ml)
Lovibond
Lovibond W680.OG.40mm Cell (Cal 20ml) Sale price£47.51 Regular price£54.61
Tryptone Soya Agar with TTC* and Rose Bengal Agar
TEST ALL WATER
Tryptone Soya Agar with TTC* and Rose Bengal Agar Sale price£11.56
Save £3.80
Lovibond Sulphate Turbidity Tablets
Lovibond
Lovibond Sulphate Turbidity Tablets Sale price£25.44 Regular price£29.24
Pro-Swim Spa Cartridge Cleaner
Pro-Swim
Pro-Swim Spa Cartridge Cleaner Sale price£8.09

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