Best 66 Inch Grill Covers for Outdoor Grills

Finding a dependable 66 inch grill cover helps protect your investment from sun, rain, wind, and dust. The following selections prioritize durability, weather resistance, and secure fits for large outdoor grills. Each option below is suited for 66-inch wide grills and related 6-burner or larger models, with features like adjustable straps, UV resistance, and heavy-duty fabrics. Use this guide to compare materials, fit, and protection across popular brands.

Product Brand Highlights
66″ Heavy Duty Waterproof Gas Grill Cover (Black) acoveritt 66″L x 23″D x 45″H; weather-resistant polyester; adjustable bottom straps
Kenmore 66 Inch Gas Grill Cover Kenmore Weatherproof with UV fade resistance; adjustable straps; PVC-coated polyester
Comnova Grill Cover 66.8 Inch M COMNOVA OUTDOORS 600D heavy-duty; PU coating; adjustable Velcro; wide fit range
Monument Heavy Duty 66-Inch Cover Monument Grills Oxford exterior with PVC lining; velcro straps; wind-resistant
Unicook Heavy Duty 65-Inch Cover Unicook Fade/UV resistant; handles; air vents; secure straps

66″ Heavy Duty Waterproof Gas Grill Cover (Black)

66 Inch Heavy Duty Waterproof Gas Grill Cover Black

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This cover is designed to fit Weber Summit 400-Series gas grills with a 66-inch length. It uses a heavy-duty vinyl material layered over 500D*300D polyester, providing weather resistance and dust protection. The fabric aims to withstand wind, sun, rain, and sand storms. Integrated side fastening straps at the bottom enable a secure fit to prevent the cover from being blown off in gusty conditions.

Kenmore 66 Inch Gas Grill Cover

Kenmore 66 Inch Gas Grill Cover

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The Kenmore cover uses PVC-coated polyester for water repellence and rugged durability. Its fade-resistant coating helps maintain color intensity under UV exposure, while adjustable straps keep the cover secure during windy days. This weatherproof design is sized for 66-inch grills, offering reliable protection against rain, sun, and dust.

Comnova Grill Cover 66.8 Inch

Comnova 66.8 Inch Grill Cover

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This model targets Weber Summit 400-series and other large grills with a width around 66.8 inches. It features a 600D heavy-duty Oxford cloth with a waterproof PU coating and UV resistance. An adjustable Velcro strap system helps tailor the fit and keep the cover in place during heavy winds, while the breathable fabric reduces moisture buildup.

Comnova Grill Cover 72 Inch (For Reference)

Comnova 72 Inch Grill Cover

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Although slightly longer at 72 inches, this Comnova model illustrates the breadth of the 66+ inch category. It uses heavy-duty 600D fabric with waterproof PU and UV coatings, and includes adjustable Velcro straps for a snug fit. This option is a good reference point when comparing 66 to 72-inch coverage, particularly for grills with larger depth or slightly broader dimensions.

Monument Heavy Duty 66-Inch Cover

Monument Heavy Duty 66-Inch Cover

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The Monument cover emphasizes long-lasting performance with an Oxford exterior and a PVC inner lining for added water resistance. Velcro straps provide a secure, wind-resistant fit, and the overall construction aims to withstand rain, snow, and UV exposure. This model is sized for 66 inches, aligning with the target category for outdoor grills.

66″ Heavy Duty Waterproof Gas Grill Cover (Beige)

66 Inch Heavy Duty Grill Cover Beige

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This beige variant mirrors the black 66″ model, offering identical dimensions and fabric composition. The weather-resistant polyester blend provides dust and moisture protection, while the adjustable bottom straps help secure the cover against wind-driven movement. It remains a practical choice for 66-inch Weber Summit 400-Series grills and similar dimensions.

Buying Guide: Key Purchase Considerations

  • Fit and dimensions: Opt for covers labeled 66 inches in length, and verify depth and height to ensure full coverage of your grill’s sections, shelves, and knobs.
  • Materials and durability: Look for heavy-duty fabrics (e.g., 600D–600D+ Oxford, or 500D+ blends) with PU or vinyl coatings for water resistance and UV protection.
  • Weatherproof features: A good cover should resist rain, snow, sun fading, and wind. Consider fabric with UV resistance and moisture ventilation to prevent mold.
  • Secure closures: Side straps, Velcro, or adjustable buckles help keep the cover in place during strong winds and storms.
  • Breathability and vents: Air vents reduce moisture buildup and minimize the risk of mildew while allowing evaporation.
  • Care and maintenance: Choose machine-washable fabrics or simple wipe-clean surfaces for easier upkeep, and check for colorfastness to maintain appearance over time.
  • Warranty and brand support: Reputable brands with warranties provide assurance against premature wear or tearing.
  • Compatibility: While many 66″ covers fit a range of brands, measure your grill’s width, depth, and height to confirm compatibility beyond the label.