We offer covers for 18' x 20' canopy frames. Our canopy covers are heavy-duty polyethylene, U.V. treated on both sides and are meant to stand up to the sun's strong rays. All ends are hemmed with a rope reinforcement for durability.

Canopy Cover Replacement For 18x20 Canopy Frame

• Finished Size 19'6" x 19'6"
• Fiber Thickness: 1200 denier
  
• Weight: 6 oz/yd²
  
• Mesh Count: 14x14 /in²
• Thickness: 12 mils
  
• Waterproof and UV resistant
  
• Grommet Spacing (all sides): 18"
  

Note: A 18x20 Canopy frame requires a 20x20 Tarp Cover - A Canopy Cover Replacement 18x20= A 20x20 Tarp Cover. So when you receive your 18x20 Canopy Cover Replacement it will say 20x20 - This is due to the high peak of the canopy frame.
Additional Info
Denier. Denier is the mass in grams per nine thousand meters. The larger the number, the heavier the thread.
Polyethylene. This tarp cover is made of the most common plastic called polyethylene.
Weave count. This indicates the number of threads per square inch. 14 x 14 weave is considered heavy-duty.
Ball bungees (sold separately). Installation of the cover is easy with ball bungees. Just insert the elastic cord through the grommet, wrap it around the pipe and then cinch it to the ball.