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Water hardness test kit

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Home / Models & Kits / Water hardness test kit refurbished & used for sale | For Sale
Total water hardness test - total,

Total water hardness test - total,

€3.95
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Total water hardness test - total,

Total water hardness test - total,

€3.99
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Water hardness test kit - test,

Water hardness test kit - test,

€10.44
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Water hardness test kit - water,

Water hardness test kit - water,

€13.99
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Total water hardness test - total,

Total water hardness test - total,

€3.99
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50x 5in1 pool spa test - 5in1,

50x 5in1 pool spa test - 5in1,

€2.98
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Api water test kit - &,

Api water test kit - &,

€11.99
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50x 3in1 pool - 50x, test

50x 3in1 pool - 50x, test

€2.49
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Premium water hardness - hardness, test

Premium water hardness - hardness, test

€8.46
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Water hardness test kit - water,

Water hardness test kit - water,

€7.91
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Premium water hardness - water,

Premium water hardness - water,

€8.46
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Labs test kits - nt,

Labs test kits - nt,

€9.49
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Total water hardness test - water,

Total water hardness test - water,

€6.80
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Aquarium test kit holder - test,

Aquarium test kit holder - test,

€11.99
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Total water hardness test - total,

Total water hardness test - total,

€12.99
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Brita water hardness - brita,

Brita water hardness - brita,

€12.39
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Water hardness test kit easy - hardness,

Water hardness test kit easy - hardness,

€13.99
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50x 5in1 pool spa - test, strips

50x 5in1 pool spa - test, strips

€4.99
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Water hardness test - water,

Water hardness test - water,

€9.99
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Drinking well water home test - well,

Drinking well water home test - well,

€6.99
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Water testing strips kit - testing,

Water testing strips kit - testing,

€3.99
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100 pack drinking water - pack,

100 pack drinking water - pack,

€9.70
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Weaqua water hardness test - weaqua,

Weaqua water hardness test - weaqua,

€6.75
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150 strips water hardness - hardness, test

150 strips water hardness - hardness, test

€9.32
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Water hardness test - water,

Water hardness test - water,

€12.65
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Water hardness test - kit, 150

Water hardness test - kit, 150

€9.87
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50x 5in1 pool - 5in1, test

50x 5in1 pool - 5in1, test

€3.12
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Water hardness analysis test - water,

Water hardness analysis test - water,

€11.29
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Labsales 30x alkalinity - alkalinity, &

Labsales 30x alkalinity - alkalinity, &

€14.99
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Api test kit carbonate - kh,

Api test kit carbonate - kh,

€13.49
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Drinking water strips - water,

Drinking water strips - water,

€27.99
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Professional home water - home,

Professional home water - home,

€11.79
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Labs pond water test kits - labs,

Labs pond water test kits - labs,

€11.25
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50x 5in1 pool - 5in1, test

50x 5in1 pool - 5in1, test

€3.18
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50x 5in1 pool spa test - 5in1,

50x 5in1 pool spa test - 5in1,

€3.39
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Water hardness test - water,

Water hardness test - water,

€14.99
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Drinking water testing - drinking,

Drinking water testing - drinking,

€24.22
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Water hardness test - hardness, kit

Water hardness test - hardness, kit

€10.29
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Drinking water test - 1,

Drinking water test - 1,

€11.93
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Adey procheck water test kit - adey,

Adey procheck water test kit - adey,

€31.90
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50x 5in1 pool spa test - 5in1,

50x 5in1 pool spa test - 5in1,

€3.29
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Total hardness water test - total,

Total hardness water test - total,

€8.90
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150 strips water hardness - strips, test

150 strips water hardness - strips, test

€9.87
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Api 5in1 aquarium - 5in1, test

Api 5in1 aquarium - 5in1, test

€12.99
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Drinking water test - drinking,

Drinking water test - drinking,

€28.23
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Varify 150 strips - varify,

Varify 150 strips - varify,

€9.87
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Weaqua water hardness test - test, kit

Weaqua water hardness test - test, kit

€8.75
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Simplexhealth total water - simplexhealth,

Simplexhealth total water - simplexhealth,

€4.95
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50x 5in1 pool - 50x, test

50x 5in1 pool - 50x, test

€4.29
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Jbl proaquatest total - jbl, gh

Jbl proaquatest total - jbl, gh

€12.99
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Water hardness test kit - water,

Water hardness test kit - water,

€8.90
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Water hardness test - water,

Water hardness test - water,

€12.79
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Salifert profi test - test, kit

Salifert profi test - test, kit

€11.50
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Drinking water test - drinking,

Drinking water test - drinking,

€4.99
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Pack 1 drinking water - 1,

Pack 1 drinking water - 1,

€3.31
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Weaqua water hardness test kit - weaqua,

Weaqua water hardness test kit - weaqua,

€7.12
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Api master test kits - test,

Api master test kits - test,

€29.99
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Varify premium water - varify,

Varify premium water - varify,

€9.45
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Drinking water test - 16-in-1,

Drinking water test - 16-in-1,

€10.29
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Api test kit liquid - kit,

Api test kit liquid - kit,

€8.49
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Mains private drinking - mains,

Mains private drinking - mains,

€17.70
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Water hardness tablets 10no - hardness, x

Water hardness tablets 10no - hardness, x

€3.15
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Water hardness test kit - hardness,

Water hardness test kit - hardness,

€16.04
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Jbl proaquatest carbonate - proaquatest,

Jbl proaquatest carbonate - proaquatest,

€12.99
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50x 3in1 pool spa test - test, strips

50x 3in1 pool spa test - test, strips

€2.45
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Tds meter pure water ppm - tds,

Tds meter pure water ppm - tds,

€14.99
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Brita professional water - professional,

Brita professional water - professional,

€15.60
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50x 5in1 pool spa test - 50x,

50x 5in1 pool spa test - 50x,

€0.99
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Water hardness test strips 100 - strips,

Water hardness test strips 100 - strips,

€7.85
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Water hardness test kit - hardness,

Water hardness test kit - hardness,

€8.75
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50x 5in1 pool - 5in1, spa

50x 5in1 pool - 5in1, spa

€3.46
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Water hardness test strips - water, kit

Water hardness test strips - water, kit

€7.18
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Water hardness test kit - hardness,

Water hardness test kit - hardness,

€8.75
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50x 5in1 pool - pool, test

50x 5in1 pool - pool, test

€3.89
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50x 5in1 pool spa - 50x, strips

50x 5in1 pool spa - 50x, strips

€3.45
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Varify water hardness test kit - hardness,

Varify water hardness test kit - hardness,

€14.76
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50x 5in1 pool spa test - spa,

50x 5in1 pool spa test - spa,

€3.79
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Water hardness test kit 150 - hardness,

Water hardness test kit 150 - hardness,

€20.48
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Water hardness test - water,

Water hardness test - water,

€27.60
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Pool spa aquarium - aquarium, test

Pool spa aquarium - aquarium, test

€6.90
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Pawfly hard water test - water,

Pawfly hard water test - water,

€7.85
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Pawfly water hardness test - pawfly,

Pawfly water hardness test - pawfly,

€7.85
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Water hardness test - water,

Water hardness test - water,

€8.75
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50x 5in1 pool spa test - 5in1,

50x 5in1 pool spa test - 5in1,

€3.48
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50x 5in1 pool spa test - 50x,

50x 5in1 pool spa test - 50x,

€2.99
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50x 5in1 pool - 50x,

50x 5in1 pool - 50x,

€3.19
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Labsales hot tub - hot, tub,

Labsales hot tub - hot, tub,

€10.99
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Colombo pond test kit - pond,

Colombo pond test kit - pond,

€8.99
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Sensafe total water - sensafe, hardness

Sensafe total water - sensafe, hardness

€12.99
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Water hardness test strips - test,

Water hardness test strips - test,

€5.89
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Waterworks total water - waterworks,

Waterworks total water - waterworks,

€12.99
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Water hardness test kit - test,

Water hardness test kit - test,

€28.50
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Total hardness water - hardness,

Total hardness water - hardness,

€6.96
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50x 5in1 pool - pool, spa

50x 5in1 pool - pool, spa

€3.35
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100x test fish tank - in, 1

100x test fish tank - in, 1

€7.99
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Simplex health drinking water - simplex,

Simplex health drinking water - simplex,

€24.99
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📊96 listings · from €0.99 · avg €10.25
⚠️ These listings were last updated more than 9 days ago. Search for fresh listings

Browse 96 water hardness test kit listings currently in our index. Prices range from €0.99 to €31.9, with an average of €10.25. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about water hardness test kit →

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Everything you need to know about water hardness test kit

Whether you are looking for a brand-new or second-hand water hardness test kit, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at €0.99, while premium listings can reach €31.9 — giving you a wide budget spread to work with. The average price of €10.25 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.

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