Cotton Duck Canvas: # versus Oz.

Cotton duck canvas for artists’ canvases is sold in two different  types: numbered and ounces.

The difference is explained in the diagram below:

Cotton Duck Canvas: Numbered vs Ounces

 

For numbered cotton ducks,  smaller numbers mean  a thicker and heavier canvas.

Upper Canada Stretchers currently carries cotton duck canvas in 7 oz (light weight), #12 (heavy weight), and #10 (extra heavy weight).

 

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