Autoaqua Smart Stir
£31.99
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
TMC aquaHabitats Mechanical Filter Bag System (Black Acrylic)
£10.99
API Liquid Phosphate Test Kit
£9.89
Interpet Prime Gravel Cleaner - Large
£11.95
Bubble Magus 7 Inch Filter Bag Bracket
£12.42
Seachem Algae Scraper 46cm
£26.99
Hanna pHep Pocket pH Tester
£74.95
Seachem Alert Combo pH and Ammonia
£14.95
Interpet Prime Gravel Cleaner - Medium
£8.99
BiOrb Service Kits 3 Pack with Water Optimiser
£29.99
API Liquid Ammonia Test Kit
£10.59
Hagen Marina Algae Magnet - Medium
£9.95
ATM Mirage Glass and Acrylic Cleaner 236ml (8oz)
£10.99
Charterhouse 4 inch Nylon Filter Sock - (200 Micron)
£5.47£5.95
Fluval ProVac Powered Gravel Cleaner
£62.99
TMC aquaHabitats Mechanical Filter Bag System (Clear Acrylic)
£9.97
Seachem Algae Scraper Blades - 3 Pack
£7.95
Hagen Marina Algae Magnet - Small
£3.68
Charterhouse 4 inch Felt Filter Sock (200 Micron)
£5.47£5.95
Tunze Care Magnet Plastic Blades 86mm - x2
£8.91
JBL EasyTest 7 in 1
£12.15
API Algae Pad for Acrylic Aquariums
£2.85
Juwel SmartFeed Automatic Feeder 2.0
£63.19
Tetratec Hydroclean Gravel Cleaner GC50
£12.95
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.
