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TankRig

Parts for Cobalt Aquatics EXT canister

Printed PETG parts cut to the hose size listed for it: 5/8 inch vinyl. Made to order in the USA.

These parts are cut to the hose size listed for the EXT canister.

About the Cobalt Aquatics EXT canister

The Cobalt EXT ships with 5/8 inch inside diameter hose, and Cobalt's own page for the EXT inline pump states a 5/8 inch hose barb. Our 5/8 inch vinyl barb fits that inside size.

Model numbers change over the years, so check the label on your filter to be sure which one you have.

Hose
5/8 inch vinyl

Hose sizes for this gear

  • 5/8 inch clear vinyl tubing15.88mm inside, 22.23mm outside

Where to start

These are the parts we make the most of in this hose size. It is a count of what we make, not a sales ranking.

Connect hoses

7 parts.

Guides for this filter

These pages cover this filter by name, or the hose sizes it uses.

Not sure which one you need?

The Fit Finder walks you through your hose size step by step. The Custom Builder lets you set the size yourself.

Browse by size

Need something for the EXT canister that is not here? Tell us what you run and we will add it to the list we build from.

Brand names on this page belong to their own companies. We use them only to show which gear these parts are made for. TankRig is not part of those companies, and they do not back or approve our parts.