Fluval T-Series Electronic Aquarium Heater
£22.49£23.95
Freshwater Accessories
Charterhouse Aquatics stocks freshwater aquarium accessories, including heaters, thermometers, temperature controllers, automatic fish feeders, breeding boxes, airline and suction cups. The range covers D-D, Fluval, Eheim and our own Charterhouse range. These handy freshwater fish tank accessories make your aquarium easier to run and enjoy.
Freshwater Accessories Explained
Complete Buyer’s Guide
Buying guide
Must-Have Accessories for Every Freshwater Aquarium
Read the guide Common questionsWhat are essential accessories for a freshwater aquarium?
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How it works Click & CollectFree collection from our Hertford store
How it works
Hugo Titanium Aquarium Heater
£31.49
Aqua One Quartz Glass Aquarium Heater
£14.99
Aqua One Glass Aquarium Heater
£14.99
Charterhouse 3D Temp Probe Holder
£7.35£7.99
Eheim ThermoPreset Aquarium Heater
£22.45
Wavereef Magnetic Heater Holder for Aquarium Heaters
£25.99
16 Way Plug Bar
£294.39£319.99
Charterhouse 3D Tweezers
£13.75£14.95
Charterhouse 3D Red Sea ReefWave Flow Kit
£29.43£31.99
Aqua Medic T-Controller Twin 2.0 Pro
£74.04
Aqua One External Digital LCD Aquarium Thermometer
£8.59
Fluval E Series Electronic Aquarium Heater
£41.32£43.49
Charterhouse 3D Controller Bracket - TMC Compact
£7.31£7.95
Aquavitro Crescent Coral Cutters
£36.99
Charterhouse 3D Maxspect Gyre Guards
£15.63£16.99
Aqua One Premium Glass Thermometer
£3.49
Eheim Thermocontrol+e WIFI Aquarium Heater
£51.49
Hydor Digital Thermometer
£7.95
Charterhouse 3D Controller Bracket - AI Nero
£8.23£8.95
Hugo Titanium Heater Controller
£57.99
Charterhouse 3D Red Sea ReefWave Guards
£13.79£14.99
Marina Submersible Aquarium Heater
£12.99
Aqua One Thermometer Digital
£2.49
Have Questions About Freshwater Accessories?
We have answers. Get quick help for common questions.
What are essential accessories for a freshwater aquarium?
Essential accessories include airline tubing, air stones for oxygenation, nets for safe fish transfers, feeding tools like auto feeders, thermometers, suction cups for securing equipment, breeding boxes for fry protection, and backup air pumps. These items help keep your aquarium running smoothly and make care tasks easier.
What is the purpose of a breeding box?
A breeding box provides a safe, separated space for fish fry, livebearers like guppies, or injured fish needing isolation. It allows water from the main tank to circulate without exposing delicate fry to adult fish that may predate them.
Are all aquarium accessories safe for fish?
Only buy accessories labeled as aquarium-safe or made specifically for aquariums. Avoid items that may rust, leach toxins, or have sharp edges. Charterhouse Aquatics carefully selects all accessories to ensure they are fish-safe, durable, and functional.
Do I really need an air stone in my tank?
While not mandatory for every setup, air stones help improve oxygen exchange and water circulation. They are especially beneficial in tanks with higher bio-loads, warmer temperatures, or limited surface agitation. Air stones also create a pleasing visual effect with streams of fine bubbles rising through the water.
How can accessories make maintenance easier?
Accessories like airline tubing kits, suction cups, or surface skimmers streamline tank maintenance by improving equipment placement, boosting oxygen levels, or removing floating debris. Automatic feeders and light timers automate feeding and lighting schedules, helping maintain consistent conditions with less daily input.
How often should I replace or clean accessories?
Soft tubing, air stones, and nets should be checked every few months. Replace tubing that stiffens or cracks, swap air stones if bubble output decreases, and disinfect nets regularly to avoid spreading disease. Most durable items like thermometers and suction cups last a year or longer with proper care.
Freshwater Aquarium Accessories
The right accessories make a freshwater aquarium easier to run and safer for your fish. From heaters and thermometers that keep the temperature steady to automatic feeders for when you are away, these are the small items that keep a tropical tank working well every day.
Our range of freshwater accessories includes aquarium heaters, thermometers, temperature controllers, automatic fish feeders, breeding boxes and airline, check valves and suction cups. We stock trusted brands including D-D, Fluval, Eheim, Juwel and our own Charterhouse 3D range of 3D printed accessories.
A heater and thermometer are essential for any tropical aquarium. Most tropical fish are happiest between 24 and 26°C, and a thermometer lets you spot heater problems early. An automatic feeder keeps fish fed on a steady schedule during holidays, and a breeding box protects fry and shrimp from adult fish. Fit a check valve to every air line so water cannot siphon back into your air pump.
Charterhouse Aquatics stocks freshwater aquarium accessories with fast UK delivery. Browse alongside our freshwater filtration and freshwater lighting to complete your setup.
