Skip to main content
Hi
!
Hello.
Sign in
or
register
Local
Daily Deals
Fashion
Help & Contact
Sell
Watch List
Expand watch list
My eBay
Expand My eBay
Summary
Recently Viewed
Bids/Offers
Watch List
Purchase History
Selling
Saved feed
Saved Searches
Saved Sellers
My Garage
Sizes
Messages
Expand Notifications
Please
sign in
to view notifications.
Expand Basket
Loading...
eBay Home
Shop by category
All Categories
Search
Advanced
Best selling products: Best
Interpet Fresh Water Aquarium Tests & Treatment
Best-selling
Highest-rated products
1
Rank 1
Tetra Aquasafe Water Conditioner 5 Litre
(101)
£28.95 New
£28.95 New
£19.34 Used
£19.34 Used
2
Rank 2
Seachem Prime 500ml Dechlorinator Ammonia Nitrate Remover
(166)
£21.39 New
£21.39 New
---- Used
No used products available
3
Rank 3
Seachem Prime Water Conditioner - 325 ml
(21)
£13.20 New
£13.20 New
---- Used
No used products available
4
Rank 4
AQUARIAN Tap Water Safe Aquarium Water Conditioner - 118 ml
(59)
£3.39 New
£3.39 New
---- Used
No used products available
5
Rank 5
Seachem Prime Concentrated Conditioner - 1L (437)
(3)
£37.34 New
£37.34 New
---- Used
No used products available
6
Rank 6
Seachem Prime 0436 250ml Fish Tank Dechlorinator
(55)
£13.29 New
£13.29 New
---- Used
No used products available
7
Rank 7
NT Labs Pondlab 200 Pond Water Parameter Test Kit (026322)
(116)
£25.99 New
£25.99 New
---- Used
No used products available
8
Rank 8
Tetra Aquasafe 250 ml Aquarium Water Treatment
(58)
£5.42 New
£5.42 New
---- Used
No used products available
9
Rank 9
Seachem Prime Water Conditioner 100 Ml 1 White
(63)
£9.24 New
£9.24 New
---- Used
No used products available
10
Rank 10
Tetra Aquasafe Aquarium Tap Water Conditioner- 500ml
(217)
£10.90 New
£10.90 New
---- Used
No used products available
11
Rank 11
NT Labs Aquarium Lab Multi-test Kit - NTLABS
(232)
£24.99 New
£24.99 New
---- Used
No used products available
12
Rank 12
Seachem Prime Fresh and Saltwater Conditioner 100ml
(29)
£6.75 New
£6.75 New
---- Used
No used products available
13
Rank 13
Fluval Aquaplus 21700g Water Conditioner - A8345A2
(26)
£21.79 New
£21.79 New
---- Used
No used products available
14
Rank 14
Tetra AquaSafe Plus Water Conditioner - 100 ml (T113)
(43)
£4.36 New
£4.36 New
---- Used
No used products available
15
Rank 15
API Freshwater Master Test Kit pH No2 Tropical Fish Tank
(243)
£29.99 New
£29.99 New
---- Used
No used products available
16
Rank 16
Interpet Bioactive Tapsafe - 500ml
(169)
£4.70 New
£4.70 New
---- Used
No used products available
17
Rank 17
Evolution Aqua Pure Aquarium 50 Clear Gel Balls (21900)
(285)
£9.90 New
£9.90 New
---- Used
No used products available
18
Rank 18
Seachem Purigen Ultimate Filtration for Freshwater Aquariums - 100ml
(15)
£13.15 New
£13.15 New
---- Used
No used products available
19
Rank 19
Seachem Prime Concentrated 4L Aquarium Water Conditioner
(5)
£124.99 New
£124.99 New
---- Used
No used products available
20
Rank 20
API Prevent Aquarium Algae Control Solution - 237ml
(41)
£9.29 New
£9.29 New
£8.64 Used
£8.64 Used
21
Rank 21
TAP Aquarium Doctor Snail Control - 125ml
(66)
£5.49 New
£5.49 New
---- Used
No used products available
22
Rank 22
Aquarium Systems Instant Ocean Salt 4kg/120L
(13)
£18.99 New
£18.99 New
---- Used
No used products available
23
Rank 23
API Aqua Essential Aquarium Water Conditioner 473 Ml Bottle
(2)
£11.89 New
£11.89 New
---- Used
No used products available
24
Rank 24
API GH & KH TEST KIT Freshwater Aquarium Water Test Kit
(7)
£11.49 New
£11.49 New
---- Used
No used products available
25
Rank 25
API 164M Pond Care Master Test Kit
(72)
£24.79 New
£24.79 New
---- Used
No used products available
26
Rank 26
Interpet Bioactive Tapsafe Aquarium Water Dechlorinator - 250ml (0557)
(34)
£9.50 New
£9.50 New
---- Used
No used products available
27
Rank 27
API 5 in 1 Aquarium Test Kit - 4 Pack
(46)
£4.45 New
£4.45 New
---- Used
No used products available
28
Rank 28
SimplexHealth Total Hardness Water Test Strips - Pack of 10
(83)
£3.99 New
£3.99 New
---- Used
No used products available
29
Rank 29
API LR8600 Ammonia Test Kit for Aquarium - Pack of 130 Tests
(56)
£7.58 New
£7.58 New
---- Used
No used products available
30
Rank 30
API STRESS COAT Aquarium Water Conditioner - 473ml
(45)
£13.95 New
£13.95 New
---- Used
No used products available
31
Rank 31
EasyLife AlgExit 0.25L Fish Tank Algae Removal - ALG0250
(45)
£8.01 New
£8.01 New
---- Used
No used products available
32
Rank 32
Salifert MG Profi Test Kit Magnesium 50 Tests Marine Aquarium Fish Tank
(31)
£11.79 New
£11.79 New
£9.56 Used
£9.56 Used
33
Rank 33
Fluval Cycle Biological Enhancer - 375ml
(41)
£10.49 New
£10.49 New
---- Used
No used products available
34
Rank 34
Tetra Crystal Water Clarifier - 250ml
(62)
£12.26 New
£12.26 New
---- Used
No used products available
35
Rank 35
API ACCU-CLEAR Aquarium Cloudy Water Clarifier - 118ml
(72)
£6.50 New
£6.50 New
---- Used
No used products available
36
Rank 36
Fluval Aqua Plus Water Conditioner for Aquariums - 250ml
(78)
£7.82 New
£7.82 New
---- Used
No used products available
37
Rank 37
Salifert KH/Alkalinity Test Kit
(13)
£10.65 New
£10.65 New
£5.43 Used
£5.43 Used
38
Rank 38
Seachem Flourish Tabs for Planted Aquarium - 40 Tabs
(7)
£27.94 New
£27.94 New
---- Used
No used products available
39
Rank 39
Fluval A8344A1 Water Conditioner for Aquariums 500ml
(54)
£12.49 New
£12.49 New
---- Used
No used products available
40
Rank 40
Seachem SC-120 Stability Fish Tank Treatment - White
(14)
£13.90 New
£13.90 New
---- Used
No used products available
41
Rank 41
Seachem Clarity Water Conditioner - 250ml
(19)
£8.99 New
£8.99 New
---- Used
No used products available
42
Rank 42
API LR1800 Nitrate Aquarium Fish Tank Fresh and Salt Water Test Kit - 90 Tests
(33)
£11.90 New
£11.90 New
---- Used
No used products available
43
Rank 43
Easy Life ProFito 500ml Complete Aquatic Plant Fertilizer Aquarium Fish Tank X2
(62)
£9.28 New
£9.28 New
---- Used
No used products available
44
Rank 44
Tetra AlguMin 100ml Dual Action Algae Treatment for Aquariums
(15)
£7.49 New
£7.49 New
---- Used
No used products available
45
Rank 45
Seachem Purigen 25ml in Small Filter Bag Postage
£245.95 New
£245.95 New
---- Used
No used products available
46
Rank 46
Interpet Anti Fungus and Finrot 100ml Aquarium Fish Treatment
(19)
£6.25 New
£6.25 New
---- Used
No used products available
47
Rank 47
Vetark Fluke-Solve Aquarium Treatment - 100g
(31)
£44.30 New
£44.30 New
---- Used
No used products available
48
Rank 48
API Phosphate Test Kit - Tropical Coldwater and Marines Fish Tank Aquarium
(27)
£11.90 New
£11.90 New
£10.78 Used
£10.78 Used
49
Rank 49
Seachem Ammonia Alert for Freshwater and Marine Water
(98)
£10.85 New
£10.85 New
---- Used
No used products available
50
Rank 50
NT Labs Anti-White Spot and Fungus Water Additive
(20)
£7.99 New
£7.99 New
---- Used
No used products available
51
Rank 51
Salifert Nitrate Profi Test Kit Marine Reef Fish
(15)
£12.45 New
£12.45 New
£8.64 Used
£8.64 Used
52
Rank 52
API Melafix - 473ml
(20)
£10.78 New
£10.78 New
---- Used
No used products available
53
Rank 53
API Stress Coat Tap Water Aquarium Treatment 240ml 85a
(25)
£6.49 New
£6.49 New
---- Used
No used products available
54
Rank 54
API LEAF ZONE Aquarium Plant Fertiliser - 473ml (576J)
(32)
£13.29 New
£13.29 New
---- Used
No used products available
55
Rank 55
NT Labs Aquarium Water pH Test Kit - 120 Count
(68)
£12.99 New
£12.99 New
---- Used
No used products available
56
Rank 56
eSHa GASTROPEX 10ml Aquarium Fish Tank Snail Killer Treatment
(361)
£8.19 New
£8.19 New
---- Used
No used products available
57
Rank 57
Fluval A8351A1 Water Treatment - 500 ml
(41)
£16.49 New
£16.49 New
---- Used
No used products available
58
Rank 58
API White Spot Cure for Fish Tank - 118ml
(35)
£8.49 New
£8.49 New
---- Used
No used products available
59
Rank 59
API Prevent Algae Liquid Aquarium Water Treatment 118ml
(53)
£7.15 New
£7.15 New
---- Used
No used products available
60
Rank 60
NT Labs Marine Lab Multi Test Kit Reef KH MG Ca Po4 Aquarium Tank
£26.95 New
£26.95 New
---- Used
No used products available
61
Rank 61
NT Labs Marine Lab Reef Multi Test Kit Saltwater Aquarium KH MG Ca Po4
(1)
£31.99 New
£31.99 New
---- Used
No used products available
62
Rank 62
API Saltwater Master Test Kit
(69)
£24.49 New
£24.49 New
---- Used
No used products available
63
Rank 63
Tetra Crystal Water Treatment 100ml (551346)
(51)
£8.84 New
£8.84 New
---- Used
No used products available
64
Rank 64
Tetra Easy Balance Water Conditioner - 500ml
(28)
£14.95 New
£14.95 New
---- Used
No used products available
65
Rank 65
Tropic Marin All for Reef Minerals 1L
(1)
£27.28 New
£27.28 New
---- Used
No used products available
66
Rank 66
Tetra AquaSafe Fish Tank Water Conditioner - 50ml
(82)
£4.79 New
£4.79 New
---- Used
No used products available
67
Rank 67
Tétra 6 in 1 Tropical Ph KH GH No2 No3 Cl3 Aquarium Water Test Kit
(25)
£6.25 New
£6.25 New
---- Used
No used products available
68
Rank 68
- Interpet Quick Clear Aquarium Treatment 125 Ml 0755349551095
(20)
£6.57 New
£6.57 New
---- Used
No used products available
69
Rank 69
Easy Life EasyCarbo 1000 Ml 1 LT Carbon Source Fertilizer for Aquarium Plants
(56)
£15.95 New
£15.95 New
---- Used
No used products available
70
Rank 70
Interpet Quick Safe Start 50ml for Coldwater & Tropical Aquariums 0755349551026
(20)
£2.99 New
£2.99 New
---- Used
No used products available
71
Rank 71
Fluval Biological Enhancer For Aquariums - 2L
(7)
£39.95 New
£39.95 New
---- Used
No used products available
72
Rank 72
API Marine Reef Master Aquarium Test Kit Ca2 KH Po4 No3
(7)
£27.49 New
£27.49 New
---- Used
No used products available
73
Rank 73
Colombo Testlab Pond Test Kit
(38)
£39.89 New
£39.89 New
---- Used
No used products available
74
Rank 74
Interpet Anti Hair Algae Aquarium Water Treatments 125 Ml Pr200 011
(24)
£5.53 New
£5.53 New
---- Used
No used products available
75
Rank 75
API Quick Start Freshwater and Saltwater Aquarium Nitrifying Bacteria - 473 ml
(6)
£12.99 New
£12.99 New
---- Used
No used products available
76
Rank 76
Evolution Aqua Pure Reef Balance 60 Balls
(23)
£10.78 New
£10.78 New
---- Used
No used products available
77
Rank 77
API Ammonia Test Strip - Pack of 25
(5)
£10.40 New
£10.40 New
---- Used
No used products available
78
Rank 78
eSHa PROTALON 707 20ml Anti Algae Treatment Plant Friendly
(42)
£8.99 New
£8.99 New
---- Used
No used products available
79
Rank 79
API Aquarium Tonic Salt 454g Tropical Fish Medication
(21)
£3.29 New
£3.29 New
---- Used
No used products available
80
Rank 80
API High Range Ph Test Quality Water Aquarium Kit Global 1ml
(5)
£9.09 New
£9.09 New
---- Used
No used products available
81
Rank 81
EasyLife EasyCarbo Aquarium Liquid Carbon Fertilizer 500ml (EC1002)
(65)
£10.45 New
£10.45 New
---- Used
No used products available
82
Rank 82
Seachem Flourish Excel Plant Fertilizer - 250ml
(15)
£10.94 New
£10.94 New
---- Used
No used products available
83
Rank 83
Seachem PhosGuard Phosphate and Silicate Remover 4 Litre
(1)
£107.95 New
£107.95 New
---- Used
No used products available
84
Rank 84
API Stress Coat Aquarium Water Conditioner 30 ml
(39)
£3.03 New
£3.03 New
---- Used
No used products available
85
Rank 85
Tropica Specialised Nutrition Plant Care Fertiliser - 750ml (For 6000 L)
(3)
---- New
No new products available
---- Used
No used products available
86
Rank 86
Seachem Headstart 3x 100ml Prime Pristine Stability Fish Tank Starter Pack Start
(1)
£13.45 New
£13.45 New
---- Used
No used products available
87
Rank 87
API Ph Aquarium Test Strips 25pk - Water Treatment
(1)
£6.99 New
£6.99 New
---- Used
No used products available
88
Rank 88
eSHa Optima 20ml Fish Health Boost Aquarium Water Treatment
(25)
£6.99 New
£6.99 New
---- Used
No used products available
89
Rank 89
eSHa 2000 Finrot & Bacteria Water Additive - 180 ml
(4)
£36.99 New
£36.99 New
---- Used
No used products available
90
Rank 90
Seachem Stability Tank Stabilization System - 100ml
(8)
£6.99 New
£6.99 New
---- Used
No used products available
91
Rank 91
Seachem 250g Safe Water Conditioner - White
(22)
£17.54 New
£17.54 New
---- Used
No used products available
92
Rank 92
Fluval Aqua Plus Water Conditioner - 375ml
(50)
£8.99 New
£8.99 New
---- Used
No used products available
93
Rank 93
API Melafix Professional Aquarium Fish Tank Treatment 1.9ltr
(2)
£54.49 New
£54.49 New
---- Used
No used products available
94
Rank 94
Fluval A8355 8.4 fl oz Biological Cleaner for Aquariums
(27)
£10.99 New
£10.99 New
---- Used
No used products available
95
Rank 95
eSHa 3 X 20 Ml Pro-phyll Plant Fertilizer and -nährstoffe for Aquarium Plants
(7)
£5.75 New
£5.75 New
---- Used
No used products available
96
Rank 96
API 106C Aquarium Salt - 1800g
(41)
£10.99 New
£10.99 New
---- Used
No used products available
97
Rank 97
Interpet Aquarium 125 ml Green Away - 55114
(43)
£6.15 New
£6.15 New
---- Used
No used products available
98
Rank 98
API Pimafix Antifungal Freshwater and Saltwater Fish Remedy 237 Ml Bottle
(24)
£13.99 New
£13.99 New
---- Used
No used products available
99
Rank 99
Tropic Marin Re-mineral Marine 250g Contains Spoon & Spatula for Exact Measuring
(3)
£18.50 New
£18.50 New
---- Used
No used products available
100
Rank 100
IMPORT EFN UK 77002 eSHa Quick Test Ph Testing Strips 50
(12)
£11.99 New
£11.99 New
---- Used
No used products available
