THE GEAR REAL REEF TANKS RUN ON | TOURS · EQUIPMENT · GUIDES

ALLCORALS REEF TANKS & GEAR
← All tanks · Tank Designer & Planner
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Tank dimensions

Loaded from the catalogue — or type your own. These drive every flow & sump number.
Volume
—
Liters
—
Footprint
— in²

Load a known tank

Jump to any brand/size — the equipment sizing recomputes for that tank.
💡 Lighting Core

Grows your corals. Size to the tank footprint, not just the volume.

You need: 2 fixtures to cover the 36" length
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🌊 Flow & Return Pump Core

Powerheads + a return pump. Reef corals want strong, turbulent, random flow.

You need: ~1,200 gph total flow (30× turnover) — split across 2 powerheads, plus a ~280 gph return
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🫧 Protein Skimmer Core

Pulls dissolved organics before they break down into nitrate/phosphate.

You need: Skimmer rated for ~40–70 gal
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🌡️ Heating & Cooling Core

Hold a rock-steady 77–78°F. Redundancy matters on larger systems.

You need: 150 W heater (≈4 W/gal)
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🚰 Sump & Plumbing

Hides equipment, adds water volume and stability. Optional on AIO nanos.

You need: Sump ≈ 8–12 gal (20–30% of display)
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🧠 Controller & Monitoring

Automate top-off, alarms, and logging. The nervous system of the tank.

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🧪 Dosing & Supplements

Replaces the calcium, alkalinity and magnesium corals consume as they grow.

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🧂 Salt & Water

RODI + a quality reef salt is the foundation every other number rests on.

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🪨 Rock & Aquascape

Dry/live rock and sand — the biological engine and the coral canvas.

You need: ≈ 30–40 lb of rock
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🍤 Feeding

Coral and fish foods, plus automated feeders for consistency.

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💧 Treatments & Additives

Bacteria, pest control and remedies for when things drift off track.

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🔧 Tools & Testing

Test kits, frag tools and maintenance gear. Cheap insurance.

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Your build

Tank—
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Sump type

Pick how your filtration is housed — it sets the return-flow target and where each piece of gear lives.

Will it fit? — sump layout

Top-down view of the sump with your selected gear placed to scale. Red = too big for its chamber.

Return flow

The return pump's job is water turnover through the sump — separate from in-tank flow.
Return pump
—
Delivered turnover
—×
Target for this sump
—
Pick a return pump in the Equipment tab.

In-tank flow — wavemakers

Your powerheads & wavemakers vs the turnover a mixed reef wants. Chase coverage, not just raw GPH.
Total wavemaker flow
0 gph
Turnover
0×
Target
20–40×
Pumps
0
Add a powerhead or wavemaker in the Equipment tab.

Flow coverage simulator

A top-down visualization of where your flow reaches — and where it dies. Chase coverage, not raw GPH.
🌊 The interactive coverage sim mounts here — drag pumps, see dead zones, tune your gyre. Coming in the next update; the turnover numbers above are live now.