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Used Fish Tanks

Fish tanks are such a wonderful investment. Fill them with water, carefully add your favorite fish and get ready to relax as you watch them. They can also be used as terrariums for lizards, frogs, turtles, and any other number of amphibians or reptiles. Fish tanks can be expensive, but buying used fish tank is an excellent way to save some money.

The great part of used fish tanks is that you can find them for amazing prices. The money you save on the tank can then be put to more interesting things, like accessories and critters. When buying used tanks, you can also sometimes find tanks that are more interesting visually. Some models are discontinued after a few years, even though they are really fascinating. Choosing used tanks can allow you to still obtain that awesome style that you really love.

The downside of buying used tanks is that they are not always watertight anymore. Unfortunately, when you are looking at an empty tank, it can be difficult to tell if it is still watertight. However, this is simple to overcome. Before putting the tank in your home and dumping in gallons and gallons of water, fill it outside. Fill the tank all the way up while it's on your deck, or in a garage with a floor drain. Allow it to sit for 24 hours before confirming that it is watertight. You can also add some silicone sealer to all corners if you want to be absolutely sure.

Of course, if you're looking for a terrarium, then a used fish tank is absolutely the way to go because it does not need to be watertight. Saving money on the used tank can leave you more funds for picking up a cool iguana.

Used Fish Tanks For Sale



Salt Water Fish Room Setup
Salt Water Fish Room Setup $13,000.00
Time Remaining: 1d 15h 21m
Buy It Now for only: $13,000.00
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2830 acrylic cylinder will include $10.000 filtration system with buy it now!!!
2830 acrylic cylinder will include $10.000 filtration system with buy it now!!! $11,500.00
Time Remaining: 26d 21h 3m
Buy It Now for only: $11,500.00
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Assorted Aquariums Saltwater/freshwater
Assorted Aquariums Saltwater/freshwater $10,000.00
Time Remaining: 11d 14h 48m
Buy It Now for only: $10,000.00
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25 TANK FISH UNIT WITH SINK, PUMPS, LIGHTS, HEATERS, CHILLER & MORE
25 TANK FISH UNIT WITH SINK, PUMPS, LIGHTS, HEATERS, CHILLER & MORE $9,999.42
Time Remaining: 15d 22h 39m
Buy It Now for only: $9,999.42
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aquarium very cool
aquarium very cool $7,000.00
Time Remaining: 17d 21h 43m
Buy It Now for only: $7,000.00
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SHOWPIECE! CUSTOM 336 Gal Salt Water Aquarium Tank w/Cabinet - Local P/U Only
SHOWPIECE! CUSTOM 336 Gal Salt Water Aquarium Tank w/Cabinet - Local P/U Only $6,500.00
Time Remaining: 28d 20h 32m
Buy It Now for only: $6,500.00
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Red Sea Max 650 Aquarium
Red Sea Max 650 Aquarium $6,000.00
Time Remaining: 9d 23h 32m
Buy It Now for only: $6,000.00
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Retail Coral System / Growing System / Complete Aquarium Setup
Retail Coral System / Growing System / Complete Aquarium Setup $5,000.00
Time Remaining: 2d 22h 29m
Buy It Now for only: $5,000.00
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***Incredible Totally Custom 350g Reef Aquarium***
***Incredible Totally Custom 350g Reef Aquarium*** $3,950.00
Time Remaining: 3d 21h 49m

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Almost Complete 225 Gal SaltWater Reef Aquarium Tank w/Std Lights Sump Pumps+++
Almost Complete 225 Gal SaltWater Reef Aquarium Tank w/Std Lights Sump Pumps+++ $3,600.00
Time Remaining: 29d 18h 41m
Buy It Now for only: $3,600.00
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300 Gallon Acrylic Saltwater Fishtank Aquarium Reef Tank
300 Gallon Acrylic Saltwater Fishtank Aquarium Reef Tank $2,999.00
Time Remaining: 3d 21h 34m
Buy It Now for only: $2,999.00
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220GAL Pentagon Display Tank & 100GAL BioFilter Sump Tank
220GAL Pentagon Display Tank & 100GAL BioFilter Sump Tank $2,900.00
Time Remaining: 3d 14h 10m
Buy It Now for only: $3,900.00
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Tenecor Rare Full Cylinder 90 Gallon Aquarium With Canopy Stand Modern Saltwater
Tenecor Rare Full Cylinder 90 Gallon Aquarium With Canopy Stand Modern Saltwater $2,900.00
Time Remaining: 6d 19h 19m
Buy It Now for only: $2,900.00
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90 Gallon Saltwater Fish Tank
90 Gallon Saltwater Fish Tank $2,200.00
Time Remaining: 3d 2h 15m

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Salt Water Fish Tank
Salt Water Fish Tank $2,500.00
Time Remaining: 27d 14h 14m
Buy It Now for only: $2,500.00
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Acrylic Aquarium 142 gallon Custom with Wet/Dry filter and Reactors
Acrylic Aquarium 142 gallon Custom with Wet/Dry filter and Reactors $2,499.00
Time Remaining: 1d 19h 38m
Buy It Now for only: $2,499.00
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240 Gallon Full Rectangular Aquarium Setup
240 Gallon Full Rectangular Aquarium Setup $2,300.00
Time Remaining: 14d 19h 25m
Buy It Now for only: $2,300.00
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Complete Coral Propagation System
Complete Coral Propagation System $2,200.00
Time Remaining: 24d 19h 31m
Buy It Now for only: $2,200.00
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300 Gallon Aquarium Thick Glass Rectangle Shape Set Up Storage Base and Custom
300 Gallon Aquarium Thick Glass Rectangle Shape Set Up Storage Base and Custom $2,199.00
Time Remaining: 25d 22h 59m
Buy It Now for only: $2,199.00
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Marineland Fish Display with Prep Station Aquarium Tanks Commercial
Marineland Fish Display with Prep Station Aquarium Tanks Commercial $2,100.00
Time Remaining: 8d 21h 23m
Buy It Now for only: $2,100.00
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SLIGHTLY USED 200 GAL AQUARIUM SETUP
SLIGHTLY USED 200 GAL AQUARIUM SETUP $2,000.00
Time Remaining: 2d 19h 23m
Buy It Now for only: $2,600.00
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125 gallon fish tank
125 gallon fish tank $2,000.00
Time Remaining: 4d 15h 12m
Buy It Now for only: $2,000.00
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Fish tank
Fish tank $2,000.00
Time Remaining: 4d 15h 22m
Buy It Now for only: $2,000.00
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300 Gallon Aquarium - Los Angeles - Pick Up Only or Local Delivery
300 Gallon Aquarium - Los Angeles - Pick Up Only or Local Delivery $2,000.00
Time Remaining: 5d 20m
Buy It Now for only: $2,600.00
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Mars Marinelandl Aquariums
 Mars Marinelandl Aquariums $2,000.00
Time Remaining: 5d 16h 37m
Buy It Now for only: $2,000.00
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