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Charts & Diagrams

A collection of helpful reference charts and graphical diagrams for hobbyists that cover a variety of topics from common filtration equipment and plumbing to hitchhikers and aquarium parameters.
  1. How to use a Refractometer to Measure Salinity

    How to use a Refractometer to Measure Salinity

    In the early days of the hobby, we’d use a floating glass hydrometer to measure the specific gravity in our tanks and when mixing up saltwater. The strength of the seawater determines how high the...
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  2. These OXO Kitchen Tools Are Surprisingly Perfect for Saltwater & Reef Aquarium Maintenance & Cleaning

    These OXO Kitchen Tools Are Surprisingly Perfect for Aquarium Maintenance

    Not every useful reef tank tool comes from an aquarium brand. Some of the handiest items for coral care, tank cleaning, mixing, and everyday maintenance started out as kitchen tools, and OXO has...
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  3. Common Aquarium Sizes and Dimensions

    Common Aquarium Sizes and Dimensions

    A Helpful Guide to Common Black-Trim Aquarium Sizes and Dimensions Black-trim glass aquariums are one of the most recognizable types of fish tanks, often lining the shelves of big box pet stores and...
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  4. How To Properly Size A Return Pump For An Aquarium

    How To Properly Size A Return Pump For An Aquarium

    Find out how to calculate head pressure and properly size your return for a saltwater reef aquarium.
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  5. PVC - Plumbing Basics, Part 1 - What you Should Know

    Everything You Need to Know About PVC - Plumbing Basics, Part 1

    If you're unfamiliar with hard plumbing, this article will cover some of the basics of sizing and matching PVC plumbing for your aquarium.
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  6. How to Size Bulkhead Fittings - Plumbing Basics, Part 2

    How to Size Bulkhead Fittings - Plumbing Basics, Part 2

    Bulkhead fittings are designed for use as inlets or outlets on liquid holding tanks, which include aquariums, filter sumps, and overflows. This fitting provides a leak-proof way of attaching PVC...
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  7. How to Assemble PVC - Plumbing Basics, Part 4

    How to Assemble PVC - Plumbing Basics, Part 4

    Tools Needed For Assembling PVC A tape measure. There is no way to accurately “eyeball” a PVC pipe measurement and make the proper cuts. A marker to mark your pipes. A hacksaw or Pipe...
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  8. DIY Reef Chili: Make Your Own Saltwater Fish & Coral Food

    DIY Reef Chili: Make Your Own Saltwater Fish & Coral Food

    Learn how to make frozen saltwater fish food at home that is perfectly tailored to the animals in your tank - The original frozen Reef Chili!
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