Div. of Comet Welding Ltd.
Tank Tough.
Precision Crafted.
Canadian-built aluminum diesel transfer tanks for work trucks — seal-welded, pressure-tested, and ready for the bed.
- Made in Canada
- ISO 9001 Certified
- Seal-Welded
- 2-Year Limited Warranty
Made in Canada
Fabricated in Lacombe, Alberta — backed by Comet Welding's 80+ years of combined experience.
Built to Last
Fully seal-welded, pressure-tested aluminum, built under an ISO 9001-certified quality system.
Bed-Ready Fit
Low-profile, tonneau- and fifth-wheel-compatible designs that maximize your truck bed.
Designed to perform
Every CW Fab Worx tank is built on the same hard-won fabrication standards.
- Fully Seal-Welded
- Pressure-tested for leak-proof, long-haul reliability.
- Formed Internal Baffles
- Fluid control that keeps the load stable on the move.
- Custom-Machined Fill Caps
- Non-vented neck with a roll-over vent valve for safe transfer.
- Stainless Hardware
- Corrosion-resistant fittings built for Canadian conditions.
- Tonneau-Cover Compatible
- Low-profile design sits tight and closes flush in the bed.
- Diesel Only
- Designed specifically for diesel fuel transfer and storage.
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Years combined experience
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Standard tank sizes
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Max capacity
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Limited warranty
The Tank Lineup
Three purpose-built lines, from low-profile standard tanks to toolbox and fifth-wheel-clearing combos.
How to Buy
CW Fab Worx tanks are sold through dealers. Here's how to get yours:
Tell us what you need
Send a quick request with your truck, capacity, and town. Takes a minute.
We connect you
We match you with the nearest dealer carrying CW Fab Worx tanks.
Get tank tough
Your dealer handles pricing, supply, and install support. You get to work.
Ready to spec your tank?
Tell us what you drive and how you work. We'll connect you with a dealer and the right CW Fab Worx tank for the job.