Large Aquariums 180g - 399g

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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!
btkrausen
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Large Build Show Off Your Large Tank Aquascape :)
49 50 51 52 53
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1,049
Views
436,924
Susan Edwards
Susan Edwards
hybridazn
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    • 2 Thumbs
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Large Build Tips to get your build thread noticed!
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3
Views
6,696
Jerzyray
Jerzyray
mrbh22
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Large Build MRBH22’s 310 peninsula with fish room build
2 3
Replies
52
Views
2,161
mrbh22
mrbh22
Logical_Plan
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Large Build 240 gallon split display with 75 gallon sump
Replies
15
Views
148
Pico bam
Pico bam
Billldg
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    • Hugs
Large Build Bills CDA 225 gal 72x30x24 tank upgrade/SPS Dream Tank!!!
54 55 56 57 58
Replies
1,158
Views
51,196
Fudsey
Fudsey
BlytheDyson
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Large Build 180gal SPS dream build
Replies
2
Views
32
BlytheDyson
BlytheDyson
Gundy
Large Build How wide and tall I should make my peninsula reef tank?
2
Replies
28
Views
961
this is me
this is me
Biggestfish
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Large Build 245 mixed reef build
2 3 4 5 6
Replies
116
Views
5,426
Biggestfish
Biggestfish
BeltedCoyote
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    • 2 Thumbs
BeltedCoyote’s reboot: the birth of the leviathan
38 39 40 41 42
Replies
820
Views
13,541
BeltedCoyote
BeltedCoyote
ReefSentinel
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    • 2 Thumbs
Large Build ReefSentinel’s 200g Mini Barrier Reef build.
8 9 10 11 12
Replies
223
Views
12,495
Oberst Hajj
Oberst Hajj
Jarry
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Large Build Jarry's 305 gallon SPS/LPS
2
Replies
27
Views
916
Jarry
Jarry
Smite
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Large Build Smite's Stout CDA - 205g Acropora dominant system 50x38x25"
2
Replies
28
Views
436
Smite
Smite
M
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Large Build ‍♂️
Replies
1
Views
43
vetteguy53081
vetteguy53081
Pard62
Large Build Future Waterbox 7225 Build
Replies
2
Views
37
Pard62
Pard62
B
Large Build Bistec's CDA 260G 84x36x20 Peninsula Build
Replies
19
Views
587
bisteclol
B
JPHawkins
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    • 2 Thumbs
Large Build In wall 335g with equipment room build
2 3 4 5
Replies
86
Views
4,711
Soren
Soren
Hydrored
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    • 2 Thumbs
Large Build Hydrored's 300 Glass Cages Build
4 5 6 7 8
Replies
150
Views
4,468
Hydrored
Hydrored
Stang67
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    • 2 Thumbs
Large Build Third time better be the charm
2 3 4
Replies
66
Views
1,524
Stang67
Stang67
DeniseAndy
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Large Build 210g acrylic dream
8 9 10 11 12
Replies
234
Views
12,742
DeniseAndy
DeniseAndy
LVReef
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Large Build LVReef's CDA 225 gal 72x30x24 tank upgrade!
2
Replies
35
Views
1,101
LVReef
LVReef
MERKEY
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Large Build "SUPRISE UPGRADE" Waterbox 220
24 25 26 27 28
Replies
550
Views
16,571
icedearth15324
icedearth15324
mattgsa
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Large Build Mattgsa 315 gallon build
38 39 40 41 42
Replies
826
Views
31,332
mattgsa
mattgsa

Do you have a plan to "winterize" your reef tank?

  • YES (tell us what in the thread)

    Votes: 16 10.4%

  • NO and I will not

    Votes: 114 74.0%

  • I will think about it now

    Votes: 19 12.3%

  • Other (please explain)

    Votes: 5 3.2%
See comments…
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