Product Description
18' x 40' Valance Canopy Replacement Top Cover for High Peak Frames
✔ Fits 18' x 40' High Peak Frames | ✔ Finished Size 19'6" x 39'6" | ✔ Heavy-Duty 12 Mil Poly
Replace your worn or damaged canopy top with this 20' x 40' valance canopy replacement cover, designed to fit 18' x 40' high peak canopy frames. Built for reliable outdoor protection, this replacement top helps extend the life of your existing frame without the need for a full replacement system.
Constructed from heavy-duty 12 mil polyethylene, this canopy cover provides dependable protection from rain, sun, and debris, making it ideal for vehicle coverage, equipment storage, and general outdoor shelter use.
Designed for High Peak Canopy Frames
This replacement cover is specifically engineered for 18' x 40' high peak valance canopy frames. Because high peak frames require additional material to properly fit over the center angle, the cover is manufactured larger than the frame footprint.
- Fits Frame Size: 18' x 40'
- Finished Cover Size: 19' 6" x 39' 6"
- Designed for high peak (center angle) frames
For best results, please review the measurement diagram on this page before ordering to confirm compatibility with your frame.
Heavy-Duty Polyethylene Construction
This replacement canopy top is made from reinforced polyethylene designed for long-term outdoor use and durability in changing weather conditions.
- Thickness: 12 mil
- Weight: 6 oz. per square yard
- Denier: 1200
- Weave Count: 14 x 14
- Grommets: Approximately every 18 inches
The material is waterproof, UV-resistant, rot-resistant, and mildew-resistant, helping protect your equipment and extend the life of your canopy system.
Secure Fit & Easy Installation
This canopy cover is designed for a secure fit with reinforced attachment points that help keep the cover in place during installation and use.
- Corner pull ties for tensioning and fit
- Grommets spaced approximately every 18 inches
- Designed to fit properly on compatible high peak frames
Common Uses
- Vehicle and equipment storage
- Outdoor work areas
- Temporary shelter structures
- Seasonal storage coverage
- Large outdoor canopy setups
Why Is the Cover Larger Than the Frame?
High peak canopy frames require extra material to properly cover the center angle and maintain tension across the structure. This is why the finished cover dimensions are larger than the nominal frame size, ensuring a proper fit once installed.
Important Fitment Notes
- This product includes the replacement top cover only
- Frame, side panels, and end panels are not included
- Designed for 18' x 40' high peak canopy frames
- Always measure your frame and review the diagram before ordering
Need Help Choosing the Right Replacement Cover?
Use our Tarp & Canopy Product Selector to compare canopy cover styles, materials, and sizes.
Looking to fully enclose your canopy? Explore our canopy enclosure kits to add side panels, doors, and complete coverage to your setup.
Product Videos
Custom Field
Product Reviews
2 Reviews Hide Reviews Show Reviews
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Canopy Replacement Cover
Good product, fits frame great,
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canopy cover
The fit was acceptable, the price was very good, several grommets were damaged and/or falling out.
Tip: When securing tarps and covers, use elastic ball ties or bungee cords. Avoid rigid fasteners such as wire, rope, or zip ties, which can cause grommet damage or tearing in windy conditions or under excessive pull force.
Prop 65: This product can expose you to chemicals including Lead and or Di(2-ethylhexyl)phthalate(DEHP) which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm. For more information www.P65Warnings.ca.gov.
