5 ads Second-Hand Aquariums for Sale in Chelmsford, Essex

Selling my complete 100‑litre aquarium setup - great condition, fully decorated, no leaks. Perfect for someone who wants a showpiece they can use right away. Tank size: 61 cm L × 37 cm W × 61 cm H Stand height: 61 cm → total height 122 cm Built

Here we have a Marine Aquarium tank with built in 4 compartment filtration system. The tank comes with about 15 kg of marine live rocks, sand, pump, heater and mature water. The tank dimensions including the lid are L 40cm x W 40cm x H 43 cm. The o

AquaOne Betta Trio Aquarium Fishtank well established with plants and gravel. Comes with inbuilt filter. £100 Cash only. Located NW11 near Brent Cross tube station.

Selling a juwel smart feed basically brand new never got used ! It’s all in working order ..pick up only !!

200 litre Fluval Roma fish tank and cabinet, no leaks, Fluval Bluetooth light included, Fluval heater included. Lid needs a clean with holes from previous filters. Measurements 100cm x 127cm x 40cm. Cash on collection

Aqua Vital AVEX1000 External Filter for an aquarium. It is designed for mechanical and biological filtration, removing debris, ammonia, and nitrites to ensure clear, healthy water. It features "IN" and "OUT" ports for water flow and a central valv

Selling my tank its got deviders in to keep fish seperated.. only had the tank a month really good condition everything works

We’re selling our 40-litre Love Fish Panorama Aquarium, which we’ve had for two years and looked after very well. Ideal for beginners or anyone wanting a tidy, reliable setup. The tank is already cycled and running, so when you collect it, we’ll l

Selling this monster of a tank as I’m sticking to my tropical tank..there’s no leaks or cracks tanks in great condition there is an internal filter built in but I also bought an external filter that comes with it.. if you need more info just send a m

Aquarium (81cm x 50cm x 41cm) with all additional equipment including pump, lamp and heater.

Fish tank with filter, no lid for the tank , filter is in working conditions collect from Newbury park or can deliver within in 5 miles

Aquarium with black trim, in good condition. Comes with decorative plants, white gravel, and a small anchor ornament. Includes a pump, cleaning tool, and some fish food. Collection from EN5 or local delivery L 480mm W 270mm H 420mm

Aqua oak 1500 fish tank and oak stand with tank hood comes with 2x efx 400 filters 2x 500watt heaters duel hose air pump great condition

W 31cm L 77cm H 48cm Catch of lid is a little snapped but doesn't affect use. Comes with filter, glass cleaner and small net. Light working but please not this is not a uv light.

Everything there to start a planted fish tank heater filter CO2 generator lights Has 1 scratch from manufacturing issue been there ever since I had it couldn’t get it changed cause I lost my receipt Can barely see it with watering in

60L x 38H x 30D dimensions, around 70 Litres capacity. In very good clean state. Emptied now and ready for collection. Selling due to relocation. Collection from Clapham at convenient time.

some salt was used, so 16kg left. Currently £85 on Amazon. Clearing some bits before relocation. Collection from Clapham area at convenient time.

only few months old, was £35 from Amazon. Each air line independently controlled to increase or reduce air amount. Selling due to relocation. Collection from Clapham area, or could be posted in UK.

in perfect clean working condition. Selling aquarium bits due to relocation. Collection from Clapham area, or could be posted in UK.

Excellent condition Glass Excellent Twin lights Flaps all good Save loads on new rrp Near hillingdon station Fits in most hatchbacks or estates

300l fish tank and cupboard stand, includes complete set up, heat pump, air pump, led lights, gravel and bits inside. Buyer collects

80L x 50H x 36D dimensions, around 125 Litres capacity. In very good clean state. Emptied now and ready for collection. Similar Jewel aquarium will cost over £250 from Amazon. Selling due to relocation. Collection from Clapham at convenient time.

Fish tank with its matching stand. 1 year old. included. 140 litres. Length 40 c Heater Juwel Filter Light Good condition, ready for a new home. Collection only from the location shown on the map. NO OFFERS

60cm Aquarium RGB light, one row of LED not working, however, remaining two rows working hence low price. Still much brighter compared to T5 tubes. Ideal for planted tank or spare light. Cash on collection only near Alperton, London.

Nearly new fish tank bought September 2025 for £480. Comes with all decor, pumps, bubblers. Total over £800. FISH NOT INCLUDED. Collection only.

Spacious oak fish tank with cupboard and two drawers suitable for cold water or tropical fish. Height 136cm Width 110cm Depth 45cm. Comes complete with combined heater and filter. Also hardwood decorative logs and pottery. A great number of plasti

240 liter aquarium. 3D background. Hardwood cabinet. Adjustable legs. Price: £455. All accessories for a 100-400 liter aquarium: £610. Price for the entire set: £985.

Greetings, I have a fish tank that I no longer need as I already have one so this is taking up space,it comes with a filter and a heater, lights need replacing and comes with cleaning accessories and a oxygen pump ornament

Fish tanks for sale First tank 30 litres Second tank 40 litres Third tank 50 litres Make me an offer

Fluval fish tank includes pump, heater, unopened tropical fish food etc Please ring/text me for with any questions

I have a Juwel Rio 125 aquarium and cabinet to sell. It measures 81cm wide, 36cm front to back, and 123cm high, including cabinet. The filter, heater and lighting is all integrated with these quality German aquariums. It's all in great condition,

Fish tank . Aquarium. 120l . Water seal. With lid. Dm for lid photo.

Cuttings - 6 cuttings for £3 1 heavily planted vase with roots £5 (2 available). 1 heavily planted vase with very long stems £10 . dm for photos

Very bright light only a few weeks old, timing options, brightness options and three different lighting modes

Only used for a week (sadly are fish died)(over fed by my little one) The tank comes with a filter and heater . We include the gravel and decorations seen in the image . We also will give the tap safe stuff and fish food

Fish tank with heater and filter and Oxygen pump (no stone and pipe) Gravel is not included. Can have some free fishes with it. Size: 85x45x35 £95 ONO

Used but in good condition. Includes 2 heaters, gravel (if wanted), air pump and some ornaments.

Updated 3rd Dec: Fish tank emptied, cleaned and ready to go. Only 2.5 years old(see date stamp).Reluctant sale of a Fluval shaker 168l fish tank in very good condition. This tank has the unique built-in inlet/outlet for external filtration. Bluetooth

Measures 58 cm wide x 31cm deep x 38 cm high Approx 60 ltrs Lid has a bit missing, easily taped over, I didnt bother, doesnt hinder it's use. Comes with blue and white led light filter heater ornament plastic plants gravel tapsafe fla

Anself LCD Screen Digital Automatic or Manual Aquarium Tank Timer Fish Food Feeder. Posted by Milad in Pets, Equipment & Accessories in Westminster. Please call or text for more information. Thanks 🙏