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!

Large Build Pay movers to move large tank?

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Replies: 40

Views: 5,801

Return Pumps 300 Gallon

Replies: 4

Views: 476

Large Build What is the craziest aquarium design you've seen? Pics welcomed

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Replies: 42

Views: 3,565

Large Build Robert’s Dream Build

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Replies: 22

Views: 1,384

robertjules1981

Red Sea G2+ 900 Overflow box size

Replies: 2

Views: 237

Large Build A reef, wrasse and a few angels tank in Uttoxeter

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Replies: 220

Views: 15,570

Large Build Cade Reef 1500 S2

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Replies: 139

Views: 21,103

afternoondelight

LowCo's 200 NUVO Peninsula EXT

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Replies: 30

Views: 1,881

Removing an overflow on a 300

Replies: 2

Views: 223

Large Build Dynomite’s FOWLR Build

Replies: 7

Views: 673

plumbing advice needed

Replies: 8

Views: 374

Large Build IOWL's IM Nuvo 200 EXT build

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Replies: 142

Views: 8,760

Large Build Sauced and Confused (Lost Remix)

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Replies: 2,154

Views: 78,792

Reefing_addiction

my new 264g with Tenecor stand to replace my 20 years old 90g Oceanic

Replies: 9

Views: 600

Waterbox Infinia 275.6

Replies: 14

Views: 884

Large Build Whiskey's 300 Gallon Glass Cages Dream Reef. It only took 22 years!

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Replies: 128

Views: 8,315

Replies: 3

Views: 279

Large Build Back in the hobby after 11 years out of the game! 225g build

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Replies: 31

Views: 1,385

Large Build Victoria Music's Custom 180 Rebuild

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Replies: 4,347

Views: 193,691

Large Build Skard's in wall 300DD build!

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Replies: 84

Views: 5,278

Geo's Reef

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