PROTECTION
Grill Covers: How to Choose in 2026
A cover either protects a grill or slowly destroys it, and the difference comes down to whether moisture can get out again. The most expensive covers on the market will still grow mold underneath if they seal a warm, damp grill in overnight.
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What this actually does
A cover keeps rain, UV and airborne grit off a cooker that lives outdoors. That sounds simple, but the job has a built-in conflict: the same seal that keeps water out keeps evaporating water in. Every grill holds residual moisture after a cook or a wash, and if that vapor has nowhere to go it condenses on the inside of the cover and sits against the metal for days.
This is why vents matter more than fabric weight, and why the single biggest determinant of whether a cover helps is when you put it on. A cover fitted to a cold, dry grill extends its life by years. A cover fitted to a warm or wet one is a greenhouse.
Signs you need a new one
- Mold or mildew is growing on the lid and shelves — read the fix
- Rain is getting into the cook chamber — read the fix
- Surface rust appears on the grates between cooks — read the fix
- The existing cover has torn at the corners or gone chalky in the sun — read the fix
- The grill sits under an eave and takes constant drip — read the fix
How to choose
| What to look for | Why it matters |
|---|---|
| Air vents on both sides | This is the single most important feature. Vents let trapped humidity escape, which is what prevents the mildew and the rust that a cover is supposed to stop. |
| 600D or 1000D polyester with a PVC or PU backing | Denier is the yarn weight. 600D is adequate in mild climates; 1000D holds up to wind abrasion and UV where the grill is exposed year round. |
| A fit that clears the lid handle and side shelves | A cover stretched tight over a handle wears through at that point first, and a cover that is too long drags on the ground and wicks water upward. |
| Adjustable straps or a drawstring hem | Wind is what tears covers. Anything that is not secured at the bottom will flap, and flapping fabric abrades itself against the cabinet edges. |
| Sealed or welded seams | Stitched seams are needle holes in a waterproof layer. Taped or welded seams are the difference between water-resistant and genuinely waterproof. |
The lineup
Gas grill covers
Sized for cabinet-style gas grills, generally 52 to 58 inches wide. Measure your grill including the lid handle and both side shelves before choosing a size — a cover stretched over a handle wears through at that point first, and one that drags on the ground wicks water upward.
Best OverallVIBOOS
VIBOOS Grill Cover, 58 inch
Best for exposed patios that get wind as well as rain
Wind is what destroys covers, so hook-and-loop straps plus a drawstring hem matter more than most buyers expect — an unsecured cover flaps and abrades itself against the cabinet edges. Waterproof and anti-UV with a rip-proof fabric. At 58 inches it suits most three to four burner gas grills.
58 in, waterproof, straps + drawstring
Straps and a drawstring hem stop the flapping that tears covers
Rip-proof fabric with anti-UV treatment
Waterproof construction for year-round outdoor use
58 inches fits most three to four burner gas grills
Listing does not state whether the cover has air vents
Measure your grill including handle and side shelves before ordering
No fabric weight given in denier, so it is hard to place against the 600D and 1000D options
Easiest to FitiCOVER
iCOVER Grill Cover, 58 inch
Best for sheltered patios where handling ease matters
A lightweight polyester cover, which makes it quicker to get on and off a grill you use several times a week — and a cover that is a chore to fit is a cover that ends up left off. Anti-UV and fade-resistant treatment addresses the sun damage that finishes most covers. Lighter fabric is a fair trade on a sheltered patio and a poor one in constant wind.
58 in, lightweight polyester, anti-UV
Lightweight fabric is quick to fit and remove on a frequently used grill
Anti-UV and fade-resistant treatment
58 inches covers most three to four burner grills
Easier to fold and store than heavy-duty fabric
Lighter fabric has less abrasion resistance on a windy site
No air vents stated, so check underneath after wet spells
No securing straps stated, so the lightest fabric here has nothing holding it down in wind
Best All-WeatherSunPatio
SunPatio Heavy Duty Grill Cover, 55 inch
Best for grills that stay outdoors year round
Heavy-duty all-weather construction aimed at grills that never come indoors, with UV and fade resistance for the sun exposure that degrades coatings first. At 55 inches it suits slightly smaller cabinets than the 58-inch covers here. Heavier fabric buys abrasion resistance where wind is a factor.
55 in, heavy duty, UV resistant
Heavy-duty fabric stands up to year-round exposure
UV and fade resistant for sunny sites
All-weather construction rather than fair-weather only
Heavier fabric resists wind abrasion
55 inches is short for the largest four-burner cabinets
No air vents stated in the listing
Heavier fabric is more awkward to fit single-handed
Unicook
Unicook Cover for Weber Genesis II and 300 Series, 58 inch
Best for Weber Genesis II and 300 series owners
Cut for a specific family of grills rather than sold as a generic size, which usually means a cleaner fit around handles and side shelves and much less flapping. On a windy site, fit matters more than fabric weight. Heavy duty, waterproof and fade resistant.
58 in, model-specific fit, waterproof
Model-specific cut fits Weber Genesis II and 300 series closely
A closer fit means less flapping and less wind abrasion
Heavy duty waterproof construction
Fade resistant for sun exposure
Model-specific sizing is a poor match for other grills
No air vents stated in the listing
Fabric weight is not given in denier
Aoretic
Aoretic Grill Cover, 58 inch
Best for a straightforward waterproof cover at 58 inches
Spun polyester with waterproof and anti-UV treatment at the common 58-inch size. Nothing unusual in the specification, which is not a criticism — most of what determines whether a cover works is fit, securing, and whether it goes on a dry grill. Measure the cabinet including handle and shelves first.
58 in, spun polyester, waterproof
Spun polyester with waterproof treatment
Anti-UV treatment for sun exposure
58 inches covers most three to four burner grills
Straightforward specification with no fitting complications
No securing straps stated, so wind handling is unclear
No air vents stated in the listing
Fabric weight is not given in denier, so durability is hard to compare
ULTCOVER
ULTCOVER Waterproof Grill Cover, 52 inch
Best for smaller two and three burner cabinets
At 52 inches this suits smaller two to four burner cabinets that a 58-inch cover would swamp — and an oversized cover is a real problem, because a hem that drags wicks water upward into the fabric. Heavy duty and waterproof. Measure before choosing between this and the 58-inch options.
52 in, heavy duty, 2–4 burners
52 inches suits smaller cabinets a 58-inch cover would swamp
Avoids the dragging hem that wicks water on oversized covers
Heavy duty waterproof construction
Stated fit for two to four burner gas grills
Too small for the largest four-burner cabinets with side shelves
No air vents stated in the listing
No securing straps stated
GrillTough
GrillTough Heavy Duty Grill Cover, 58 inch
Best for windy sites where securing the hem matters
Rip-proof fabric with adjustable straps, which is the combination that survives wind — securing the hem is what stops a cover flapping itself apart against the cabinet edges. UV and fade resistant for sun exposure. Standard 58-inch sizing for three to four burner grills.
58 in, rip-proof, adjustable straps
Adjustable straps secure the hem against wind
Rip-proof fabric resists tearing at stress points
UV and fade resistant for exposed sites
58 inches fits most three to four burner grills
No air vents stated in the listing
Generic sizing means checking your handle and shelf dimensions first
Fabric weight is not given in denier
| Product | Best for | Key feature | Main drawback | Link |
|---|---|---|---|---|
| VIBOOS Grill Cover, 58 inch | exposed patios that get wind as well as rain | 58 in, waterproof, straps + drawstring | Listing does not state whether the cover has air vents | View on Amazon |
| iCOVER Grill Cover, 58 inch | sheltered patios where handling ease matters | 58 in, lightweight polyester, anti-UV | Lighter fabric has less abrasion resistance on a windy site | View on Amazon |
| SunPatio Heavy Duty Grill Cover, 55 inch | grills that stay outdoors year round | 55 in, heavy duty, UV resistant | 55 inches is short for the largest four-burner cabinets | View on Amazon |
| Unicook Cover for Weber Genesis II and 300 Series, 58 inch | Weber Genesis II and 300 series owners | 58 in, model-specific fit, waterproof | Model-specific sizing is a poor match for other grills | View on Amazon |
| Aoretic Grill Cover, 58 inch | a straightforward waterproof cover at 58 inches | 58 in, spun polyester, waterproof | No securing straps stated, so wind handling is unclear | View on Amazon |
| ULTCOVER Waterproof Grill Cover, 52 inch | smaller two and three burner cabinets | 52 in, heavy duty, 2–4 burners | Too small for the largest four-burner cabinets with side shelves | View on Amazon |
| GrillTough Heavy Duty Grill Cover, 58 inch | windy sites where securing the hem matters | 58 in, rip-proof, adjustable straps | No air vents stated in the listing | View on Amazon |
Griddle covers
Cut for flat-top griddles, where the critical dimension is whether the unit has a hood fitted. Griddle sizing does not transfer to a gas grill and vice versa, so these are worth comparing only against each other.
1000D Griddle Cover for Blackstone 36 inch
Best for Blackstone 36-inch griddles on exposed sites
1000 denier is the heavier of the two common yarn weights and the one worth paying for where a cooker sits fully exposed to wind and sun. Buckles secure it against gusts rather than leaving the hem loose. Cut for 36-inch Blackstone griddles, with tear and fade resistance stated.
1000D, 36 in griddle, buckles
1000D fabric resists wind abrasion and UV better than 600D
Buckles hold the hem down in gusts
Cut specifically for 36-inch Blackstone griddles
Tear and fade resistant
Heavier fabric is bulkier to fold and store
No air vents stated, so check for condensation underneath
Griddle-specific sizing does not transfer to a gas grill
Blackstone
Blackstone 5482 Griddle Cover, 36 inch
Best for a manufacturer fit on a hooded 36-inch griddle
The manufacturer’s own cover, cut for 36-inch griddles that have a hood — which is the dimension generic covers most often get wrong. 600D polyester is adequate in a mild climate and less durable than 1000D on a fully exposed site. Buying the maker’s cover is the reliable way to get hood clearance right.
600D polyester, fits hooded griddles
Manufacturer cut, so hood clearance is correct
600D polyester is adequate for sheltered or mild climates
Sized specifically for the 36-inch griddle with hood
Removes the guesswork of measuring for a generic cover
600D is lighter than the 1000D options for fully exposed sites
No air vents stated in the listing
Only suits griddles that have a hood fitted
Blackstone
Blackstone Griddle Cover, 36 inch
Best for the Blackstone 1528 griddle specifically
A heavy-duty manufacturer cover cut for the 1528 griddle. Model-specific covers avoid the two things that finish generic ones early: fabric stretched tight over a handle, and a hem long enough to drag on the ground and wick water upward. Check your model number before ordering.
36 in, heavy duty, for the 1528
Cut for a specific griddle model, so the fit is predictable
Heavy duty construction from the griddle manufacturer
Avoids the handle wear that comes from a stretched generic cover
Correct hem length for the cabinet
Fits one model, so it is not transferable
No air vents stated in the listing
Fabric weight is not given in denier
| Product | Best for | Key feature | Main drawback | Link |
|---|---|---|---|---|
| 1000D Griddle Cover for Blackstone 36 inch | Blackstone 36-inch griddles on exposed sites | 1000D, 36 in griddle, buckles | Heavier fabric is bulkier to fold and store | View on Amazon |
| Blackstone 5482 Griddle Cover, 36 inch | a manufacturer fit on a hooded 36-inch griddle | 600D polyester, fits hooded griddles | 600D is lighter than the 1000D options for fully exposed sites | View on Amazon |
| Blackstone Griddle Cover, 36 inch | the Blackstone 1528 griddle specifically | 36 in, heavy duty, for the 1528 | Fits one model, so it is not transferable | View on Amazon |
Manufacturer part or third party?
Manufacturer covers are cut to the exact cabinet, which usually means a cleaner fit around handles and side shelves and less flapping in wind. Third-party covers are frequently made from heavier fabric for the same money and come in more sizes. The honest answer is that fit matters more than fabric weight on a windy site and less than fabric weight on a sheltered one — measure your grill including the handle and shelves before deciding either way.
How long it lasts and how to care for it
Two to five seasons depending on exposure. Replace when the coating goes chalky, seams split, or the fabric no longer beads water.
- Only ever cover a grill that is completely cold and completely dry.
- Wash the cover with mild soap and air-dry it fully at least once a season — mold grows on the fabric as readily as on the grill.
- Check the inside after heavy rain; condensation on the underside means the vents are blocked or the fit is too tight.
- In hard winters, store the cover indoors and use a breathable option instead of sealing snow-melt against the metal.
Problems this gear solves
Questions people actually ask
It can. A cover fitted to a warm or damp grill seals evaporating moisture against the metal for days, which is worse than leaving the grill uncovered. A cover fitted to a cold, dry grill — and vented so trapped humidity can escape — extends the cooker’s life by years.
On a fully exposed site, yes: the heavier yarn resists wind abrasion and UV far better. On a sheltered patio, fit and vents matter more than denier. Neither figure tells you anything about waterproofing, which comes from the coating and the seam construction.
No. A cover that drags wicks water upward and abrades against the ground in wind. Aim for a hem that clears the ground by an inch or two, secured with straps or a drawstring so it cannot flap.
Indoors is better if you have the space, with the propane tank left outside. If it must stay out, use a vented cover, raise the grill off the ground so meltwater cannot wick into the base, and lift the cover once mid-winter to check for condensation.
Mild soap, a soft brush and a full air-dry at least once a season. Mildew grows on the fabric as readily as on the grill, and a cover put back damp simply reinfects the surfaces underneath. Never machine-dry a coated cover — heat destroys the backing.
pitandsear participates in the Amazon Services LLC Associates Program. If you buy through a link on this page we may earn a commission at no extra cost to you. Full disclosure.