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Cheapest good options

For each category: how to judge value, then one budget pick. We pick by cost per use, not sticker price. Products haven't been picked yet. The slots below are placeholders.

Salt mix

How we judge it: Lowest cost per gallon among salts you trust. Use the comparison tool to decide.

Budget pick: [PRODUCT TBD] · Check price at BRS · Check price on Amazon · Check price at Chewy

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RODI system & replacement filters

How we judge it: Low cost per gallon over the filter life, with easy-to-find replacement cartridges.

Budget pick: [PRODUCT TBD] · Check price at BRS · Check price on Amazon · Check price at Chewy

Heater

How we judge it: Correctly sized with a reliable thermostat. A controller adds protection against a heater that sticks on.

Budget pick: [PRODUCT TBD] · Check price at BRS · Check price on Amazon · Check price at Chewy

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Test kits

How we judge it: Cost per test and readability. Test the parameters you actually dose for.

Budget pick: [PRODUCT TBD] · Check price at BRS · Check price on Amazon · Check price at Chewy

Filter media & socks

How we judge it: Cost per month at your replacement interval, not just the price per pack.

Budget pick: [PRODUCT TBD] · Check price at BRS · Check price on Amazon · Check price at Chewy

Fish & coral food

How we judge it: Cost per ounce fed. Use the food calculator to compare.

Budget pick: [PRODUCT TBD] · Check price at BRS · Check price on Amazon · Check price at Chewy

Run the numbers →