API Liquid GH and KH Test Kit
£8.95
Freshwater Aquarium Maintenance
Keep your freshwater aquarium clean, healthy, and thriving with our comprehensive range of maintenance essentials. From gravel vacuums and algae scrapers to water conditioners, filter pads, test kits, and siphons, our handpicked tools make routine care easy and effective. Whether you’re removing waste, adjusting water quality, or maintaining crystal-clear glass, Charterhouse Aquatics offers trusted brands and high-performance solutions tailored for tanks of all sizes. Stay ahead of algae, ammonia, and cloudiness—shop freshwater maintenance tools built for reliable, safe results.
Essential Maintenance
Top Tips & Hints
Hanna HI-731321 Glass Cuvettes for Checkers (4 x 10ml)
£33.95
Fluval 3-in-1 Waste Remover/Feeder 28 cm
£3.86
Tropic Marin Nitrite/Nitrate Professional Test Kit
£28.95
API Algae Scraper - Glass
£7.49
JBL ProAquaTest Carbonate Hardness KH Water Test Kit
£7.99
10 Litre Container (White)
£8.95
Seachem Algae Scraper 31cm
£18.99£19.96
JBL ProAquaTest CO2 Plus PH Permanent Water Test Kit
£13.95
Aqua One Easy Reach Tongs L
£4.29
Aquaforest AFix Glue 110g
£13.90
API 5 in 1 Test Strips - 25 Strips
£8.95
biOrb Multi Cleaning Tool blue
£17.99
Eheim Autofeeder+ WiFi Fish Feeder
£92.99
Eheim rapidCleaner Aquarium Scraper
£11.99
Seachem DuoPad
£3.49£4.12
Tetra Nitrate Test Kit
£10.59£10.95
Tunze Care Booster
£4.95
Seachem Filter Sock 10 x 30 cm (4 Inch Collar)
£9.75
Red Aquarium Fish Net
£1.57
Charterhouse 3D Hanna Pocket Checker Mate - Black
£8.23£8.95
Charterhouse 7 inch Nylon Filter Sock - (200 Micron)
£8.70£9.46
Aquaforest Sea Salt
£23.90
biOrb High-gloss Polish and Micro-fibre Finishing Cloth
£11.69
Have Questions About Freshwater Aquarium Maintenance?
We have answers. Get quick help for common questions.
How often should I clean my freshwater aquarium?
Cleaning frequency depends on your tank size, fish load, and filtration setup. Most aquariums benefit from partial water changes and substrate cleaning every 1–2 weeks. Filters should be checked and rinsed monthly, and algae scrapers used as needed to maintain clear glass. Consistent maintenance prevents buildup and keeps your water parameters stable.
Do I need to take the fish out when cleaning?
No—removing fish during cleaning causes stress and may do more harm than good. Use gravel vacuums and siphons carefully to avoid disturbing your fish. Always condition new water before adding it, and match temperature to avoid shocking your livestock.
Can I clean the filter too often?
Yes—over-cleaning or changing all the filter media at once can disrupt beneficial bacteria colonies, which are crucial for biological filtration. Clean sponge or mechanical filters in old tank water to preserve bacteria, and replace chemical media like carbon or resin monthly as needed.
How do I maintain water quality between cleanings?
Avoid overfeeding, stock your tank appropriately, and keep filters running efficiently. Consider using products like liquid bacteria supplements, ammonia detoxifiers, or plant-based filtration to maintain balance between water changes.
What tools do I need for regular tank maintenance?
At minimum, you’ll want a gravel vacuum, an algae scraper or magnetic cleaner, a siphon hose, and water conditioner for topping off or changing water. Test kits, filter media replacements, and buckets dedicated to aquarium use are also essential for thorough maintenance.
What’s the best way to clean aquarium glass?
Use a dedicated algae scraper, magnetic cleaner, or sponge designed for aquarium glass. Avoid household sponges or glass sprays, as they can contain chemicals toxic to fish. Clean the inside glass weekly or as needed to maintain visibility and prevent algae growth.
What causes cloudy water in freshwater aquariums?
Cloudiness can result from overfeeding, bacterial blooms, substrate dust, or insufficient filtration. Test your water parameters and check for uneaten food. Performing a partial water change and using filter floss or polishing pads can help restore clarity.
Maintenance Made Easy with Charterhouse Aquatics
Proper maintenance is the key to a healthy and beautiful freshwater aquarium. At Charterhouse Aquatics, we offer a full suite of maintenance supplies designed to simplify care, support water stability, and keep your fish in top condition. Whether you’re tackling weekly cleanings or addressing specific water issues, our range includes everything from gravel vacuums and test kits to scrapers, conditioners, and filter media. Browse our freshwater aquarium maintenance collection and take the guesswork out of clean, clear, thriving aquatics.
