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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4194 products

Save £16.38
Lovibond Nitrate-111Lovibond Nitrate-111
Lovibond
Lovibond Nitrate-111 Sale price£109.62 Regular price£126.00
Save £7.62
Lovibond Nitrate/Nitrite Test Strips
Lovibond
Lovibond Nitrate/Nitrite Test Strips Sale price£51.01 Regular price£58.63
Lovibond Nitrite No 2 Vial
Lovibond
Lovibond Nitrite No 2 Vial Sale price£21.69
Lovibond Multi-Direct Photometer
Lovibond
Lovibond Multi-Direct Photometer Sale price£1,214.94
Save £129.05
Lovibond Nessleriser 2250 Complete
Lovibond
Lovibond Nessleriser 2250 Complete Sale price£863.64 Regular price£992.69
Save £61.82
Lovibond MD100P Photometer Chlorine (Discontinued)Lovibond MD100P Photometer Chlorine (Discontinued)
Lovibond
Lovibond MD100P Photometer Chlorine (Discontinued) Sale price£550.77 Regular price£612.59
Save £246.20
Lovibond ET730 Portable Floc Tester, 4 units
Lovibond
Lovibond ET730 Portable Floc Tester, 4 units Sale price£1,647.66 Regular price£1,893.86
Save £100.09
Lovibond Dissolved Oxygen 10m Cable (For SD 310)Lovibond Dissolved Oxygen 10m Cable (For SD 310)
Lovibond
Lovibond Dissolved Oxygen 10m Cable (For SD 310) Sale price£669.80 Regular price£769.89
Lovibond
Lovibond Dissolved Oxygen Reagent No 4 Sale price£7.74 Regular price£8.90
Lovibond
Lovibond Chlorine Free High Range DropTest Kit Sale price£49.27
Save £20.36
Lovibond Comparator 2000+ Chlorine Disc 0.02 - 0.5 (Glass)
Lovibond
Lovibond Comparator 2000+ Chlorine Disc 0.02 - 0.5 (Glass) Sale price£136.26 Regular price£156.62
Lovibond Comparator 2000+ Phosphate Disc (40mg/l)Lovibond Comparator 2000+ Phosphate Disc (40mg/l)
Lovibond
Lovibond Comparator 2000+ Phosphate Disc (40mg/l) Sale price£136.26
Save £6.48
Lovibond Checkit Testpak Sulfite LR
Lovibond
Lovibond Checkit Testpak Sulfite LR Sale price£43.35 Regular price£49.83
Save £5.19
Lovibond Checkit Testpak Chlorine, DPD
Lovibond
Lovibond Checkit Testpak Chlorine, DPD Sale price£34.70 Regular price£39.89
Save £7.05
Lovibond Checkit Testpak Total Alkalinity-m
Lovibond
Lovibond Checkit Testpak Total Alkalinity-m Sale price£47.15 Regular price£54.20
Save £19.11
Lovibond Checkit Testpak Nitrate
Lovibond
Lovibond Checkit Testpak Nitrate Sale price£127.88 Regular price£146.99
Save £7.05
Lovibond Checkit Testpak Copper LR*, free and total
Lovibond
Lovibond Checkit Testpak Copper LR*, free and total Sale price£47.19 Regular price£54.24
Save £5.32
Lovibond Checkit Testpak Chlorine DPDLovibond Checkit Testpak Chlorine DPD
Lovibond
Lovibond Checkit Testpak Chlorine DPD Sale price£35.61 Regular price£40.93
Save £5.93
Lovibond Checkit Testpak AmmoniaLovibond Checkit Testpak Ammonia
Lovibond
Lovibond Checkit Testpak Ammonia Sale price£39.66 Regular price£45.59
Lovibond Checkit Testpak Aluminium
Lovibond
Lovibond Checkit Testpak Aluminium Sale price£38.07
Lovibond Checkit Testpak pH UniversalLovibond Checkit Testpak pH Universal
Lovibond
Lovibond Checkit Testpak pH Universal Sale price£35.61
Save £10.92
Lovibond Checkit Comparator Chlorine 0.02 - 0.3 mg/lLovibond Checkit Comparator Chlorine 0.02 - 0.3 mg/l
Lovibond
Lovibond Checkit Comparator Chlorine 0.02 - 0.3 mg/l Sale price£73.06 Regular price£83.98
Save £356.66
Lovibond BD600
Lovibond
Lovibond BD600 Sale price£2,386.85 Regular price£2,743.51
Lovibond Ammonia Reagent 3 Vial
Lovibond
Lovibond Ammonia Reagent 3 Vial Sale price£21.69

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