A patio heater is only as good as the space it heats and the code it has to satisfy, which is why searching for the best patio heaters for restaurants at home produces two very different shortlists. Restaurant operators need commercial-grade output, corrosion-resistant construction and fuel logistics that survive a full service. Homeowners need something affordable that plugs into an outdoor outlet or runs off a standard propane cylinder and disappears into a corner in November.
We spent weeks reading owner reviews, comparing BTU ratings against real coverage claims, and sorting units by mounting style and fuel type so you can skip the guesswork. What follows covers both audiences in one place: twelve heaters that earned their spot, a buying guide that explains sizing, fuel cost and safety clearances, and an honest note on where each one falls short.
We also lean on what owners actually report after a season or two of use, not catalogue copy. That is how the Amazon Basics tower ends up as our top pick with more than 11000 reviews behind it, and why several prettier pyramid heaters land lower despite strong ratings.
Top 3 Best Patio Heaters for Restaurants and Home (October 2026)
These three cover the widest range of real-world jobs: a freestanding propane tower that works on a restaurant patio or a home deck, a commercial patio heater built for salt air and heavy service, and a low-cost electric unit that fits under a covered porch. Each one earns its badge on verified owner feedback rather than appearance alone.
Amazon Basics 46000 BTU…
- 46000 BTU output
- 18 ft diameter coverage
- Water-fillable base and wheels
- Tilt safety shutoff valve
Thermo Tiki Commercial…
- Corrosion-resistant steel build
- True 38000 BTU rated output
- ANSI CE and CSA compliant
- Pre-attached regulator and hose
DR-238 Infrared Wall Heater…
- IP55 indoor and outdoor rated
- Wall and ceiling brackets included
- Three power settings with remote
- 90 percent reflectivity reflector
Best Patio Heaters at a Glance (October 2026)
The table below lists every patio heater in this roundup with its heat output, mount type and the situation it suits best. Restaurant picks are listed alongside home picks because many of these units genuinely serve both, and the right choice depends far more on your fuel access and mounting situation than on any brand label.
| Product | Specs | Action |
|---|---|---|
| Amazon Basics 46000 BTU Propane Patio Heater |
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| Thermo Tiki Commercial Propane Patio Heater |
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| DR-238 Infrared Wall Patio Heater 1500W |
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 Pamapic 50000 BTU Round Table Patio Heater |
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 Hykolity 50000 BTU Propane Patio Heater |
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 FOOWIN 48000 BTU Quartz Tube Patio Heater |
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 Pamapic 89 inch Pyramid Quartz Patio Heater |
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 LAUSAINT HOME 48000 BTU Pyramid Patio Heater |
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 SereneLife 1500W Infrared Patio Heater |
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 Sundate 1500W WiFi Infrared Patio Heater |
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 Encyclpo 1500W Infrared Tower Patio Heater |
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 Cuisinart 11000 BTU Tabletop Patio Heater |
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1. Amazon Basics 46000 BTU Propane Patio Heater – Best All-Round Freestanding Choice
Amazon Basics 46,000 BTU Portable Outdoor Propane Patio Heater with Wheels, Commercial & Residential, Easy to Use, with Water Tank, Havana Bronze, 32.1 x 32.1 x 91.3 inches
Fuel: Propane
Output: 46000 BTU
Coverage: 18 ft diameter
Base: Water fillable with wheels
Pros
- One-touch ignition fires reliably season after season
- 46000 BTU covers an 18 foot diameter area
- Wheeled base can be filled with water for stability
- Hardware included tank security chain
- Powder-coated Havana Bronze finish
Cons
- Assembly instructions are confusing for first-time builders
- Fixed pole length with no height adjustment
- Small base fill hole makes adding water awkward
This is the heater most people end up buying, and more than 11000 owner reviews explain why: it does the plain job well. One-touch ignition lights on the first attempt for nearly everyone, and long-term owners report the same behaviour in the second and third season.
The 46000 BTU claim is real, warming an eighteen-foot circle comfortably enough for a table of four well past sunset. Stability is handled unusually well too: the base accepts water or sand, wheels roll it aside when the patio becomes a dance floor, a tilt valve cuts the gas when it leans, and a chain secures the tank.
What to check before you buy
The reflector decides how far the warmth travels, and it is generous rather than huge. Budget an evening for assembly since the instructions are the most criticized part of this heater, and note that the propane tank cover has to come off to reach the shutoff valve.
Who it suits and who should skip it
It works on restaurant patios and home decks alike, which is rare in this category. The pole is fixed rather than telescoping, so you cannot lower heat to table height for guests seated very close to the unit.
2. Thermo Tiki Commercial Propane Patio Heater – Best for Restaurant Patios
Thermo Tiki Outdoor Propane Patio Heater – Commercial LP Gas Porch & Deck Heater – Black
Fuel: Propane
Output: 38000 BTU rated
Reach: 15 ft diameter
Compliance: ANSI CE CSA
Pros
- Steel and aluminum build with corrosion-resistant finish
- Ceramic glass column gives visible light
- Push-button ignition with temperature knob
- Tilt valve pilot light and mesh guard
- Regulator and hose already attached
Cons
- Heat spread is narrower than buyers sometimes expect
- Guests can still feel cool at the legs
- Sharp un-honed metal edges during assembly
This is the one we would specify on a commercial patio, and the reason is materials rather than headline BTU. The steel and aluminum body carries a rust, fade and corrosion-resistant finish, which is exactly the coating you want on a salt-air terrace or a patio that sees rain every evening.
Note the honest number: true continuous output is 38000 BTU even though peak figures near 45000 BTU circulate. Owners treat it as a capable heater for a defined seating zone rather than a heater for the whole patio, and that expectation is where reviews split.
How to use it on a working patio
Anchor it rather than leaving it free-standing on a publicly accessible terrace. Owners report theft of unsecured patio heaters, and the fix is a bolted base plate rather than a chain through a handle. Plan tank changes around your service, because one cylinder will not carry a full dinner shift on high.
Where it falls short
Heat does not spread as far as the listed 15 foot diameter implies, and guests can still feel cool at the legs even when the torso is warm. It also carries a 90 day limited warranty, and a small number of owners report burner ignition failure after winter storage, so dry the unit before it goes into a shed.
3. DR-238 Infrared Wall Patio Heater – Budget Pick Electric Option
DR. INFRARED HEATER Portable Infrared Indoor and Outdoor Space Heater for Patio, Garage, Commercial & Residential With Remote Control, Without Thermostat, Black
Fuel: Electric 120V
Output: 1500W max
Element: Radiant infrared
Rating: IP55
Pros
- Rated for both indoor and outdoor use
- Wall and ceiling brackets included with hardware
- Remote control with three power settings
- Aluminum reflector pushes heat outward
- Weatherproof aluminum body
Cons
- Highly directional so you must sit fairly close
- Weaker output in open windy areas
- Settings are lost after a power cut
If your space is covered, this is the simplest and least expensive route to keeping people warm. It runs on a standard 120V outlet at 12.5 amps and ships with wall and ceiling brackets plus the hardware to mount either way.
The IP55 rating is what separates it from cheap indoor heaters pushed into outdoor use, and owners report multi-year reliability from garages, kennels and covered patios. Understand what you are buying: it warms bodies and surfaces in its path rather than the surrounding air, which is why it tolerates wind but demands good placement.
Where to mount it
Mount it above seating height on a wall or the underside of a pergola beam, angled at the table rather than down the deck. Owners who positioned it too far from their chairs report feeling almost nothing, which is the most common complaint in the reviews. Use an outdoor-rated outlet and keep the cord short, since extension leads are the subject of published fire warnings for this style of heater.
Who should buy and who should not
Buy it if your patio is covered and you want no flame near customers. Skip it if your seating is spread across an open lawn with nothing overhead to hang from. Two quirks to know: settings do not survive a power cut, and the mounting hole pattern is fixed with no template included.
4. Pamapic 50000 BTU Round Table Patio Heater – Best for Tabletop Entertaining
Pamapic Outdoor Heaters for Patio with Round Table Design, Premium 304 Stainless Steel Burner, Triple Protection System Propane Patio Heater for Porch Garden, Residential & Commercial Use
Fuel: Propane
Output: 50000 BTU
Reach: 20 ft diameter
Burner: 304 stainless steel
Pros
- Heat spread across a 20 foot diameter
- 304 stainless burner resists corrosion
- Round tabletop holds drinks and snacks
- Magnetic locking tank door
- One-touch ignition with heat up in about one minute
Cons
- Delivered in two boxes so assembly waits
- Heavy and bulky despite the tabletop styling
- A few owners report uneven flame on one side
The reason this one earns a place is simple: it does double duty as furniture. Guests set drinks down on the round top while the burner runs beneath it, and 50000 BTU is listed across a 20 foot diameter.
The 304 stainless steel burner is heavier than the mesh used on cheaper towers, and owners single that out as the reason it feels solid. It is CSA certified with tip-over cutoff past 45 degrees and automatic flame-failure shutoff, and one-touch ignition reaches heat in about a minute.
What to check before assembly
This unit arrives in two boxes and assembly cannot start until both arrive, so plan around that rather than opening one box and discovering the tank door is missing. It is also genuinely heavy, and moving it full of fuel is a two-person job.
Best fit and worst fit
It suits patios where guests sit in a ring around a centre point, and venues where a well-finished heat source supports the room. It is a poor fit for a long rectangular table, because heat radiates outward from the middle rather than along the seats.
5. Hykolity 50000 BTU Propane Patio Heater – Top Rated for Output and Simplicity
Hykolity 50,000 BTU Patio Heater for Outdoor Use, Propane Patio Heater
Fuel: Propane
Output: 50000 BTU
Coverage: 200 sq ft
Ignition: Piezoelectric
Pros
- 50000 BTU warming up to 200 sq ft
- Piezo ignition needs no battery
- Umbrella top spreads heat more evenly
- Wheels move it between patio and balcony
- Rainproof switch and insulated wiring
Cons
- Burner is lighter duty than premium mesh
- Tabletop is smaller than a dining table
- Some buyers report output below the stated figure
This is one of the highest-rated heaters in the group, and owners agree on why: quick heat-up, straightforward assembly and good value in cool rather than freezing weather. It reaches usable warmth within a few minutes of ignition.
Piezoelectric ignition needs no battery, a control valve gives temperature adjustment, and the umbrella-style top spreads warmth wider than a flat reflector would. The weatherproofing is real rather than aspirational: a rainproof switch and insulated wiring mean it can sit out through a passing shower.
What to expect from the output
Owners are mostly positive but honest. A number report that what they feel is a little under the advertised 50000 BTU, so expect a comfortably warmed 200 square foot zone rather than a flooded deck, which is exactly what it delivers.
Best fit and worst fit
It suits balconies and mid-sized patios, and the wheels let one heater move between a deck, a campsite or a tailgate. The stainless steel burner is lighter duty than premium mesh, and that trade-off shows over years of nightly use rather than weeks.
6. FOOWIN 48000 BTU Quartz Tube Patio Heater – Best for Covered Porches
FOOWIN Patio Heater 48,000 BTU Outdoor Propane Heater with Wheels
Fuel: Propane
Output: 48000 BTU
Element: Quartz glass tube
Height: 81.4 inches
Pros
- Quartz glass tube looks better than mushroom heaters
- Aluminum and stainless steel body resists corrosion
- Auto shutoff past 45 degrees of tilt
- One-touch ignition with built-in control valve
- Waterproof cover and gloves included
Cons
- Tall design sends warmth upward so seats must be close
- Structural parts sometimes arrive bent
- Included screws strip easily
The FOOWIN occupies an odd but useful middle ground: real propane heat output, but shaped and finished so it does not look like a utility item on a covered porch where guests sit close to it. The hammered-bronze pyramid styling is a step up from the typical mushroom-top tower.
Build quality is the argument for spending a little more. An aluminum and stainless steel body resists corrosion, the pipe is described as explosion-proof, and auto shutoff triggers past 45 degrees of tilt. A waterproof cover and operating gloves are included, which is unusual at this level.
Placement is the whole story
Tall pyramids across this category share one limitation worth knowing before you buy: warmth concentrates near the top, so a guest seated six feet away feels far less than one standing beside it. For a covered porch with a central seating cluster that is fine; for a long deck, plan two heaters rather than one.
What to watch on delivery
Shipping damage is the main theme, most often structural parts arriving bent with screw holes out of alignment. Inspect the frame within the return window, and expect the included screws to strip and the manual’s small print to be hard to read.
7. Pamapic 89 Inch Pyramid Patio Heater – Best for Patio Ambiance
Pamapic 89″ Pyramid Patio Heater Outdoor, Propane Flame Tower with Quartz Glass Tube, Outdoor Heaters with Wheels & Cover for Deck, Porch, Backyard, Garden, Hammered Bronze
Fuel: Propane
Output: 48000 BTU
Reach: 15 ft diameter
Height: 89.4 inches
Pros
- Visible quartz glass flame column creates strong ambiance
- Hammered bronze pyramid suits dining areas
- Wheels allow repositioning
- Multiple finish options available
Cons
- Heat concentrates above seated height
- Output falls off sharply beyond a few feet
- Shipping damage and assembly difficulty recur
If you are partly choosing how the patio looks at dusk, this pyramid delivers. The visible quartz glass tube throws a vertical column of flame that becomes the visual centre of a seating area, and the numbers behind it are respectable at 48000 BTU with coverage listed to 15 feet.
What the reviews repeatedly stress is that this is a look-and-light product as much as a heat product. Most buyers are satisfied in mild conditions. In genuinely cool weather, the warmth arrives in a tight band around the unit rather than across the seating area.
Best used in mild conditions
This earns its place on a spring patio or a summer evening where the goal is atmosphere with a comfortable temperature, not a genuine cold-weather rescue. It weighs close to 62 pounds and stands 89 inches, so plan floor space and lifting before committing.
Honest limitations
Heat falls off sharply a few feet from the emitter and performance drops noticeably in wind, so guests at the far end of a large table will feel little. Shipping damage and assembly difficulty recur across reviews, so inspect on arrival and set aside time for a two-person build.
8. LAUSAINT HOME 48000 BTU Pyramid Patio Heater – Best for Event Spaces
LAUSAINT HOME Pyramid Patio Heaters for Outdoor Use, 48,000 BTU Outdoor Propane Heaters for Patio with Cover & Wheels, 87″ Tall Quartz Glass Tube Flame Heater for Deck, Party, Commercial, Restaurant
Fuel: Propane
Output: 48000 BTU
Runtime: About 9 hours per tank
Height: 87 inches
Pros
- CSA certified 48000 BTU output
- Runs about 9 hours on a 20 lb propane tank
- Waterproof cover and two rolling wheels included
- Stainless steel exterior
- Replacement parts shipped quickly by support
Cons
- Heat rises above seated height at a distance
- Advertised radius is not achieved
- Instructions list wrong screws and omit the chain
For weddings, market stalls and long evenings, the useful number is runtime rather than BTU. Owners confirm roughly nine hours of operation from a standard 20 lb propane tank, which covers a full evening without a mid-event swap.
It is CSA certified, built with a stainless steel exterior, and ships with a zippered waterproof cover and two smooth-rolling wheels. For temporary setups, packing down into a covered, wheeled unit is worth more than another few thousand BTU.
Setting up for events
Two people should plan for roughly 90 minutes of assembly, and the wheels plus cover make repositioning between events straightforward. Count cylinders across every heater on site: nine hours per tank assumes you are not running all of them at full output for the entire evening.
Honest limitations
Buyers split sharply between ambiance and function. A meaningful group reports very little usable heat at seated height beyond a couple of feet and describes the unit as decorative, and the advertised 15 foot radius is regularly called unachieved. The instructions also list wrong screws and omit the chain.
9. SereneLife 1500W Infrared Patio Heater – Best for Small Restaurant Table Zones
SereneLife Infrared Patio Heater, 1500W Electric Standing with Remote Control, IP44 Approved, Odorless, Three Power Settings, Indoor/Outdoor for Restaurant, Backyard, Garage, Decks
Fuel: Electric 120V
Output: 1500W
Range: 25 sq ft
Certification: ETL
Pros
- Instant odorless heat with no fuel handling
- Remote control with three power settings
- ETL certified with 88 percent efficiency elements
- Aluminum alloy frame resists corrosion
- 360 degree tip-over switch and mesh guard
Cons
- Warms only about 25 sq ft
- Weather resistance trails better-rated electric units
- Directional heat is weak in open windy areas
For a restaurant, the appeal is that it removes fuel handling entirely. No cylinders, no refills, no storage rules and no flame near customers. It plugs into a 120V outlet and warms a defined area almost instantly.
It is ETL certified and uses carbon fiber elements rated at 88 percent efficiency, with a 360-degree tip-over switch, overheat protection, a mesh guard and a corrosion-resistant aluminum alloy frame. Owners describe it as competent rather than remarkable, and satisfaction tracks expectations: strong as a personal-zone heater, disappointing for a whole patio.
Sizing it to a seating area
The listed 25 square foot range is honest, so position it at the edge of a table group rather than the centre of a large patio. At just over 21 pounds it can be moved between service areas, which is what makes it useful to an operator who only needs evening heat.
Where it falls short
The weather resistance rating is lower than the better-rated electric heaters here, and the listing carries conflicting IP figures, so treat it as a sheltered-space appliance. Directional radiant heat also does very little in open, windy space, and the mesh guard and stainless base add weight for a portable unit.
10. Sundate 1500W WiFi Infrared Patio Heater – Best for Smart Home Control
Sundate 1500W Infrared Patio Heater, WiFi App, 9 Heat Levels, 24H Timer
Fuel: Electric 120V
Output: 1500W
Levels: 9 plus 24H timer
Mounting: Wall hanging or ceiling
Pros
- WiFi app plus remote and touch panel control
- Nine heat levels with a 24-hour timer
- Mounts on a wall
- hung or ceiling in any orientation
- No tilt shutoff so it can hang face-down
- Protective cover included
- Lightweight and easy to reposition
Cons
- Smaller in person than the photos suggest
- Remote unreliable and batteries not included
- Flimsy mounting brackets
- WiFi light blinks unless connected
This is the only heater here you can schedule and control from a phone. The WiFi app works alongside a remote and touch panel, with nine heat levels and a 24-hour timer, which is useful for a restaurant that wants the patio warm before doors open rather than when staff light it.
Installation flexibility is the second draw. It mounts on a wall, hangs from a chain or screws to a ceiling in horizontal or vertical orientation, and because it has no tilt auto-shutoff it can hang completely face-down. For a pergola, that removes a real constraint.
Smart home trade-offs
The app is the reason to buy it and the remote is the reason some owners regret it, described as unreliable even with fresh batteries, which are not included. Operate it from the app or the touch panel, and expect the WiFi indicator to blink continuously until the heater is joined to a network.
Realistic expectations
This is a compact unit that owners commonly report is smaller than the listing photos imply, best suited to a small area rather than a whole patio. The mounting brackets are described as flimsy and there are no physical controls on the housing, so if you already run smart controls and want zoning it earns its place, otherwise a simpler electric unit is the better buy.
11. Encyclpo 1500W Infrared Tower Patio Heater – Best for Garages and Small Balconies
Encyclpo Patio Heater for Outdoor Use,1500W Infrared, 36 in Portable Tower Heater, 3 Levels, IPX5 Waterproof, Tip-Over&Overheat Protection for Garage, Indoor, Large Room, Backyard, Home
Fuel: Electric 120V
Output: 1500W max
Rating: IPX5 waterproof
Height: 36 inches
Pros
- Heats within about a second via carbon fiber wires
- Very quiet with no fan noise or odor
- IPX5 rated for indoor and outdoor use
- Three heat settings at 600W 900W and 1500W
- Tip-over and overheat automatic shutdown
- Slim body with a carry handle
Cons
- Limited outdoor radius so you must sit close
- Tip-over sensor can shut off when bumped
- Short cord and manual advises against extension leads
- No remote control
This is the shortest tower in the roundup at 36 inches and 7.5 pounds, which is exactly why it suits a balcony, a garage bay or a covered nook where a full-height unit would not fit.
Owners regularly report more heat than expected from something this size, and warm-up is close to instant. Two high-efficiency carbon fiber elements bring it from cold to useful in about a second with no fan noise and no odor, the IPX5 rating allows indoor and outdoor placement, and tip-over and overheat protection shut it down automatically.
Watch the tip-over sensor
The cutoff is sensitive enough that owners report it shutting off when bumped or brushed in passing, which on a busy restaurant terrace with staff moving between tables is a real consideration. The cord is also short and the manual advises against extension leads, so plan the outlet position first.
Where it works best
Small covered spaces, garages, workshops and three-season corners where you sit within a few feet of the unit. It is quiet enough for a bedroom-adjacent porch and needs no fuel logistics, though a small number of owners report the control knob cracking within weeks, so keep it sheltered rather than exposed.
12. Cuisinart 11000 BTU Tabletop Patio Heater – Best Value for Small Tables
Cuisinart Portable Tabletop Patio Heater, 11,000 BTU Outdoor Propane Heater with Safety Tilt Switch and Adjustable Heat, Burner Screen Guard, 30 sq. Foot Heat Range, Red
Fuel: Propane
Output: 11000 BTU
Range: 30 sq ft
Weight: 8.5 pounds
Pros
- Quick reliable ignition without repeated tapping
- Strong heat for such a compact body
- Easy to carry and set up on any table
- Four color options
- Finish shows no rust over time in reviews
Cons
- 1 lb cylinders empty in roughly 10 to 14 minutes
- Short heat radius
- Connecting a 20 lb tank needs a separate regulator
The Cuisinart is the most compact option here and an inexpensive way to add propane heat to a single table. At 8.5 pounds and 25 inches tall, it carries between rooms, up steps or out to a tailgate without ceremony.
Buyers are consistently surprised by how much 11000 BTU delivers in a sheltered spot. A reflector top plate spreads warmth evenly, an adjustable dial offers low or high output, and a built-in anti-tilt shutoff plus a burner screen guard handle safety. It runs on 1 lb cylinders or on a 20 lb tank with an optional regulator, under a one-year limited warranty.
Buy the regulator if you can
This single change most improves the experience. Owners who run it off a large tank through a regulator are the happiest, while those on 1 lb cylinders report the tank emptying in roughly 10 to 14 minutes, which is the most common complaint in the reviews. Plan the fuel cost of that before committing.
Best fit and worst fit
It suits a sheltered patio, a porch nook, camping and tailgating anywhere a small group sits close together. It performs poorly in a fully open space or under a roof without shielding, where the short radius disappears.
Patio Heater Buying Guide for Restaurants and Homeowners
The right patio heater comes down to three questions: what fuel you can service reliably, how much space you need to warm, and where you can legally mount the thing. Answer those and the model matters less than the format.
Propane vs electric vs natural gas
Propane produces the highest radiant output and is the only fuel that works in a fully open patio, but it burns an open flame and needs cylinder logistics. Electric infrared costs far less per hour, produces no combustion gases and needs only an outdoor-rated outlet, but heats only what is directly in front of it. Natural gas is cheapest over long runs and the right answer for a restaurant with an existing gas line, at the cost of a professional install.
Owners on forum threads describe gas appliances heating up faster and more effectively than electric, which matches the physics: combustion units put far more energy into the emitter. Electric wins on running cost, silence and indoor-adjacent safety.
How many BTUs or watts you actually need
Rule of thumb for radiant outdoor heat is roughly 20 to 25 BTU per square foot for a well-defined seating zone, which is where most listed coverage figures come from. The more useful test is distance: anyone within about eight feet of a 40000 BTU tower feels it, while someone at fifteen feet feels the ambient. That is also why two medium heaters beat one maximum unit, since radiant output falls off steeply with distance.
Freestanding, wall-mounted, hanging or tabletop
Freestanding towers move anywhere and suit renters, but they take floor space, can be tipped and need anchoring in public areas. Wall-mounted and hanging units free the floor completely and are the format most restaurants choose under a pergola or eave, but they commit you to a location. Tabletop units cover one small group and cost the least, but their radius is short by design.
Whichever format you pick, read the manufacturer’s clearance figures and obey them. Clearance is the required gap between the heater and any ceiling, wall or overhead structure, and it is not a suggestion.
Safety, clearances and code
Only burn a patio heater outdoors, or in a space the manufacturer explicitly rates for indoor use. Propane and natural gas produce carbon monoxide and other combustion gases, which is why indoor use of a gas heater in an enclosed space is dangerous and frequently prohibited by local code.
Look for UL, ETL or ANSI listing, a tilt or tip-over shutoff valve on any gas unit, and stated clearances from ceiling and walls. Restaurants should confirm fire code requirements with the local authority having jurisdiction, since commercial patios often carry rules stricter than residential ones. Also budget for a patio heater cover on every unit and a bolted anchor for freestanding heaters in public spaces, since unsecured heaters are reported stolen and covered ones last longer.
Running costs and fuel logistics
Electric is by far the cheapest per hour, typically a fraction of propane, because a 1500W unit stays in the range of tens of cents while a 40000 BTU propane heater burns through a cylinder far faster. Natural gas sits between them and wins decisively at commercial volumes.
For propane runtime, expect roughly nine hours from a 20 lb tank on a 48000 BTU unit running steadily. For restaurants, multiply that by the number of heaters on the patio and you have your refill schedule.
For more focused comparisons, see our guides to the best electric patio heaters, the best propane patio heaters and infrared patio heaters for winter.
Frequently Asked Questions
How expensive are patio heaters to run?
Electric infrared is the cheapest per hour, typically a fraction of the cost of propane, because a 1500W unit draws around 12.5 amps at 120V. A propane tower burning 40000 to 50000 BTU consumes roughly 0.4 gallons an hour on high, so over a six-hour evening the fuel cost is multiples higher. Natural gas falls between the two and becomes the cheapest option at commercial volumes once a gas line run is in place.
Are propane or electric patio heaters better?
It depends entirely on the space. Propane wins for open, windy patios and large groups because it throws more radiant energy and needs no wiring. Electric wins for covered patios, porches and balconies because it costs far less per hour, runs silently, emits no combustion gases and needs only an outdoor-rated outlet. Homeowners on a covered space should lean electric; restaurant operators on an open terrace usually need propane or natural gas.
Can you burn a patio heater indoors?
Only if the manufacturer explicitly rates the unit for indoor or enclosed-space use. Propane and natural gas patio heaters produce carbon monoxide and other combustion gases, so burning them indoors or in a closed porch is dangerous and often prohibited by local fire code. Electric infrared units rated for indoor use are the exception, and even then they must be operated with the clearances the manual specifies.
How long will a 20 lb propane tank last in a patio heater?
About nine hours on a 48000 BTU unit running steadily, according to owner reports on several of the towers in this roundup. Small 1 lb tabletop cylinders run a different scale entirely, emptying in roughly 10 to 14 minutes on high. Restaurant operators running multiple heaters should multiply that runtime by the unit count to build a refill schedule rather than swapping tanks mid-service.
Which brand of patio heater is the most effective?
Effectiveness depends more on format and fuel than on brand. For restaurants, Infratech, Bromic, SunStar, Calcana, Detroit Radiant and Enerco are the names that come up repeatedly in commercial buying. For homes, Fire Sense, AZ Patio Heaters, Backyard Pro and Napoleon are widely reviewed. In this roundup, the Amazon Basics 46000 BTU tower led on verified owner feedback thanks to its review volume and consistent ignition.
Conclusion
The Amazon Basics 46000 BTU propane tower is our pick for the best patio heaters for restaurants at home because it covers an eighteen-foot circle, fires reliably season after season and has more owner history behind it than anything else we reviewed. Restaurant operators who need corrosion resistance and code-friendly hardware should look at the Thermo Tiki commercial unit, and anyone heating a covered porch or balcony on a budget should start with the DR-238 electric.
Match the fuel to the space before the model to the brand. Our full patio heater roundup covers the format question in more depth, and measuring your actual seating radius before you buy will save more money than any specification on a listing. As we refresh this guide through 2026, the same rule holds: measure the space, confirm your fuel access, then choose the format that fits.
