#8 (18oz) Cotton Duck - Canvas Fabric

#8 Cotton Duck Canvas (18 oz) by the Yard & Roll

Big Duck Canvas supplies ultra-heavy #8 cotton duck canvas fabric by the yard and in rolls. Weighing approximately 18 oz per square yard, this heavyweight duck cloth is designed for duffle bags, chair replacements, industrial covers, tarps, upholstery, and rugged outdoor applications.

What is #8 Cotton Duck?

Also known as No. 8 duck cloth, this is one of the heaviest fabrics in the numbered duck system. At about 18 oz per square yard, #8 cotton duck is extremely dense, highly abrasion-resistant, and built to withstand demanding use. It is sometimes called “duffle bag weight” and “chair duck” because of its long history in military duffle bags and for repairing director’s chairs.

Popular Uses

• Duffle Bags & Gear — the traditional “duffle bag weight” canvas, it has lots of body and structure!
• Chair Duck — ideal for repairing and replacing director’s chair seats and backs.
• Industrial Covers & Tarps — heavy-duty protection for equipment and outdoor storage.
• Upholstery & Slipcovers — extra strength for high-use furniture.
• Bags & Work Gear — tool bags, duffels, aprons, and rugged totes.
• Floor Cloths & Backdrops — ideal for art, stage, and large-scale craft projects.

Why Choose #8 Cotton Duck from Big Duck?

• Maximum Strength — 18 oz heavyweight canvas built for industrial performance.
• Duffle Bag & Chair Weight — proven for bags, military gear, and chair repairs.
• 100% Cotton — natural, breathable, and easy to finish or treat.
• Fire Retardant Treatment Available — any of our fabrics can be FR treated to meet safety standards; call us for details.
• Wholesale Pricing — save on full rolls and bulk yardage.
• Fast Shipping — in-stock fabric ships quickly from our Georgia warehouse.

More Canvas Fabrics

• #10 Cotton Duck (15 oz) — heavyweight duck for upholstery and bags.
• #12 Cotton Duck — the most popular artist canvas weight.
• 12 oz Cotton Canvas — versatile heavy canvas for décor and crafts.

Wholesale #8 Cotton Duck

Buy #8 cotton duck canvas (18 oz) by the yard or by the roll. Take advantage of wholesale canvas pricing and get the heavyweight fabric you need for duffle bags, director’s chair repairs, upholstery, and industrial projects.

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