Large Aquariums 180g - 399g

A forum for people interested in keeping large aquariums. This forum is dedicated to water volumes of 180 gallons to 399 gallons. Anything more is a monster tank!

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Large Build Just got our 225g DAS aquarium

Replies: 4

Views: 522

Large Build Waterbox 7226, resistance to upgrading was futile

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Replies: 141

Views: 13,218

Large Build QT/Hospital Setups For Large Tanks

Replies: 6

Views: 576

Large Build First large tank. Have some questions.

Replies: 8

Views: 506

Large Build large aquarium water changes....

Replies: 5

Views: 566

Large Build 240 Cube

Replies: 1

Views: 532

Large Build Nick's 300 Mixed Reef with Basement Fish Room

Replies: 10

Views: 874

Large Build How did that happen.......there is a 260 gallon aquarium in our walkout basement family room now....Not anymore

Replies: 258

Views: 24,227

Large Build Fish Room Advice

Replies: 1

Views: 375

Large Build Jacob 180 Gallon Build

Replies: 2

Views: 362

Large Build 90 Gallon upgrade to 180 Gallon

Replies: 1

Views: 431

Large Build Rimless 200g

Replies: 13

Views: 1,441

Large Build Skimmerless since 1997

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Replies: 57

Views: 6,885

Large Build Fish room successes and mistakes

Replies: 0

Views: 283

Large Build My new Hopefully Majestic SPS Reef Build, (290g)

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Replies: 42

Views: 2,915

Large Build Anirban's piece of ocean (200 Gallons of sps)

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Replies: 29

Views: 1,474

Large Build 180 Gallon Mixed Reef Living Room Build

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Replies: 142

Views: 14,796

backdraft_reefer

Large Build The Last Upgrade

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Replies: 42

Views: 2,825

Large Build 250DD Display

Replies: 12

Views: 1,202

Large Build reef-rc WB 190.5 SPS

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Replies: 173

Views: 12,742

Buckeye

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