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Researched from published specs and owner reviews, not tested in person. As an Amazon Associate we earn from qualifying purchases.

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Snow Removal

What Size Snow Blower for a Deck or Patio?

Last updated Researched from specs, manuals and owner reviews, not tested in person

Quick answer

A deck or patio of about 16 by 20 feet (320 square feet) in light snow needs a 12 to 18-inch cordless snow shovel or light single-stage machine, never a gas snow blower on a wood deck. A 12-inch cordless shovel clears it in 19 passes and about 9 minutes; an 18-inch machine takes 13 passes and 6 minutes.

Decks and patios are the one place where the right snow tool is smaller than you think. A 320-square-foot deck does not need a snow blower's capacity, and the surface underneath, whether wood boards, composite, pavers or new concrete, is easy to scratch, gouge or damage with the wrong tool or the wrong ice melt.

Our top pick is the EGO Power+ SNS1201 12 in. Cordless Snow Shovel Kit at $359.00: a brushless 56V shovel with a 25-foot throw, a direction dial and a hinged shaft, rated to clear a 3-car driveway of 6-inch snow per charge. For ice, use a salt-free melt such as Safe Paw Pet-Safe Ice Melt, 8 lb ($29.95). Compare tools in electric snow shovel vs snow blower.

Run the numbers first Snow blower size calculator Enter your own driveway dimensions and snowfall. Open
On this page
  1. How long does a deck or patio take to clear?
  2. What is the best snow removal tool for a deck or patio?
  3. Can you use a snow blower on a wood deck?
  4. What should I use on each deck and patio surface?
  5. Which ice melt is safe for decks, patios and pets?
  6. When is a regular shovel better than a cordless one?
  7. Which snow tools fit a deck or patio?

How long does a deck or patio take to clear?

Clearing time for a deck or patio, about 16 by 20 feet in light snow
Clearing widthPassesTimeFit
12 in199 minRecommended
18 in136 minRecommended
21 in115 minMore than needed
24 in105 minMore than needed
28 in94 minMore than needed
32 in84 minMore than needed

About 320 square feet. Recommended: 12 to 18 inch cordless snow shovel or light single-stage (never a gas machine on a wood deck). Times assume a 15 percent overlap, walking speeds of 150, 120 and 85 feet per minute in light, moderate and heavy snow, and 20 seconds per turn.

What is the best snow removal tool for a deck or patio?

A 12 to 18-inch cordless snow shovel, or a light battery single-stage on a patio of pavers or cured concrete. On a 16 by 20-foot deck a 12-inch shovel makes 19 passes in about 9 minutes, and an 18-inch machine makes 13 passes in about 6 minutes. For a deck, the extra 3 minutes buys a tool that weighs a fraction as much, is easy to carry up the steps, and throws snow over the railing instead of against it. The Snow Joe 24V-SS13 ($199.99) is the budget choice, rated at 1,620 pounds of snow per charge.

Can you use a snow blower on a wood deck?

Never a gas snow blower. A gas machine is heavy for deck framing, its muffler gets hot, fuel spills soak into wood, and its steel scraper bar and skid shoes gouge boards and catch on raised screws. Battery single-stage machines are lighter but still scrape the surface with their rubber auger paddles, which can catch board edges and lift splinters, so reserve them for patios of pavers or cured concrete and keep them off wood and composite. On a deck, use a cordless shovel or a plastic hand shovel, push along the length of the boards rather than across them, and leave a thin layer rather than scraping to bare wood.

What should I use on each deck and patio surface?

The surface decides the tool and the ice melt. Always follow the deck or paver maker's care guidance where it exists.

Snow tools and ice melt by deck and patio surface
SurfaceUseAvoidIce melt
Wood deckCordless shovel, or a plastic shovel such as the True Temper 18 in with its nylon wear stripGas snow blowers, metal-edged shovels, ice picksSalt-free melt such as Safe Paw; never rock salt
Composite deckCordless shovel or plastic shovelMetal edges that scratch the cap layerFollow the deck maker's care guide
PaversCordless shovel, or a battery single-stage on flat, well-set paversSteel edges that catch raised paver jointsSafe Paw lists pavers
New concrete patio (first winter)Cordless or plastic shovelRock salt and harsh deicersAvoid deicers where the concrete installer advises; sand for traction
Cured concrete or stoneBattery single-stage or cordless shovelScraping bare with steel on stamped or sealed finishesSafe Paw lists cured concrete

Surface guidance summarizes common manufacturer care advice; your deck, paver or sealer maker's instructions take priority.

Which ice melt is safe for decks, patios and pets?

A salt-free, chloride-free product. Safe Paw Pet-Safe Ice Melt is labeled for cured concrete, asphalt, brick, pavers and wood decks, is effective to -2 F and gives up to 72 hours of refreeze protection, using about half as much product as rock salt. Rock salt, which is sodium chloride, should never go on wood decks or on concrete poured within the last year, and it is hard on pet paws and the plants beside the patio. Spread it thinly with a hand spreader like the Chapin 8705A rather than by the handful, and follow the label. The rest of a small-home kit is in the beginner snow removal setup.

When is a regular shovel better than a cordless one?

For an inch or two of snow on a small deck, a plastic push shovel is faster than fetching a battery. A wide pusher such as The Snowplow 36 in, whose UHMW polyethylene blade the maker lists for decks, clears a 16-foot deck in a few pushes. Past 3 or 4 inches, or for anyone who should not be lifting heavy snow, the cordless shovel earns its price. See best snow shovels and best electric snow shovels.

Which snow tools fit a deck or patio?

Cordless snow shovels and plastic-edged hand tools that will not gouge wood, composite or pavers. No gas machines.

How we chose

We did not test these products in person. Picks are researched from manufacturer specifications and owner manuals, engine and safety certifications where they apply, warranty terms, public recall records, and the recurring themes in verified owner reviews. We favor established brands with large review counts and parts support, match each pick to a real yard size or task, and place it in the tier where its price and capability actually belong.

Frequently asked questions

How do you remove snow from a deck without damaging it?

Use a cordless snow shovel or a plastic shovel, push along the length of the boards rather than across them, and leave a thin layer instead of scraping to bare wood. Avoid metal-edged shovels, ice picks and gas snow blowers. For ice, spread a salt-free, chloride-free melt labeled for wood decks, such as Safe Paw, and never use rock salt on wood.

Can I use a snow blower on my patio?

A light battery single-stage machine is fine on a patio of cured concrete or flat, well-set pavers. Keep gas machines off wood and composite decks entirely, and keep any auger machine off new concrete finishes that scratch easily. On a 16 by 20-foot patio an 18-inch machine clears light snow in about 6 minutes, while a 12-inch cordless shovel takes about 9.

Is rock salt bad for decks and new concrete?

Yes. Rock salt, or sodium chloride, is widely advised against for wood decks and for concrete poured within the last year, and it irritates pet paws and damages nearby plants. Use a salt-free, chloride-free ice melt labeled for your surface, such as Safe Paw, which lists wood decks, pavers and cured concrete. On new concrete, follow the installer's advice and use sand for traction.

Should I shovel snow off my deck?

Usually yes. Clearing keeps doors and stairs usable, lets the boards dry, and reduces the weight a heavy, wet snowfall puts on the framing. Use a cordless or plastic shovel and throw snow away from the house and foundation. If a very heavy snow load has built up on an older or elevated deck, clear it in stages and have the structure checked if you see sagging.

Researched, not professional advice. This page is compiled from published specifications, manuals, labels and owner-review consensus, not hands-on testing. Follow the manufacturer's instructions and product label, and consult a qualified professional where safety, chemicals, fuel or structures are involved. As an Amazon Associate we earn from qualifying purchases.