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#6 (21oz) Cotton Duck - Canvas Fabric

#6 (21oz) Cotton Duck - Canvas Fabric

#6 Cotton Duck Canvas (21 oz) — Extra-Heavy for Bed Rolls, Tarps & Industrial Use

Our #6 cotton duck canvas (also called No. 6 duck cloth) is an extra-heavy, tightly woven canvas at approximately 21 oz per square yard. Built for extreme durability and abrasion resistance, it’s a top choice for cowboy bed rolls, industrial covers & tarps, protective pads, upholstery, and demanding outdoor applications. Available by the yard or full roll with wholesale pricing.

  • Extra-heavy (~21 oz/yd²): maximum strength, density, and wear resistance
  • Historic spec: trusted for cowboy bed rolls, industrial covers, and commercial gear
  • 100% cotton: natural, breathable, and finish-friendly (dye, paint, print)
  • Finishing options: FR & water-repellent treatments available upon request
Weight: ~21 oz/yd² • Typical Widths: ~60" (varies by style) • Ships from: Georgia, USA
What is #6 cotton duck canvas?

#6 cotton duck (No. 6 duck cloth) is one of the thickest, strongest canvases in the numbered duck system, weighing about 21 oz/yd². It’s engineered for maximum durability in heavy-duty environments.

Why is #6 used for cowboy bed rolls?

Its extreme density and abrasion resistance help protect bedding from weather and rough terrain. Historically, #6 duck has been a proven spec for rugged outdoor bedding and gear.

What is #6 duck used for?

Typical uses include cowboy bed rolls, industrial covers & tarps, protective pads & floor mats, commercial upholstery, and military/industrial gear.

How does #6 compare to #8 and #10?

#6 (~21 oz) is heavier and stiffer than #8 (~18 oz) and #10 (~15 oz), making it the best choice when maximum strength, body, and abrasion resistance are required.

Can you add FR or water-repellent finishes?

Yes—FR and water-repellent treatments are available by request (lead time/minimums may apply). FR documentation is available.

Care instructions

Pre-wash similar to final use if shrinkage matters. Machine wash cold; line dry or tumble dry low. Avoid bleach. Extra-heavy canvases will soften and gain texture after laundering.