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42 gallonsMixed Reefbalanced tier

Reefer 200 Mixed Reef · Balanced

A mid-size sumped Reefer is the real bridge from beginner to intermediate. You learn plumbing, you learn skimming, and you have room for fish without crowding. The 42g volume is forgiving.

✓ All compatibility checks pass on this build.
Total price
$3,304
Components
8
Avg. price per component
$413

The build, piece by piece

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Tank + Stand

Lighting

Return Pump

Protein Skimmer

Flow / Powerheads

Heating / Temperature

ATO + Dosing

Filtration / Media

✓ All hardware checks pass on this template. Livestock-specific findings run in the planner once you customize the build.
Learn the checks

Understand the weak spots before you customize.

Skimmer size →Flow target →Lighting strength →Pre-buy checklist →
Template trust standard

What this template can and cannot decide.

Template pages run the live ReefCrafter rule engine against the saved gear list, then expose the exact warnings that fired. They cannot guarantee fit after you swap equipment, change livestock, alter plumbing, or skip the maintenance assumptions behind the build.

Editorial policy

Related reading

Reef build checkerEquipment catalogBest gear guidesSizing methodology

Make this build yours

Swap components, change tiers, see compatibility update live.

Customize this build →