Patio Heaters

How to Choose Electric Patio Heaters for Outdoor Comfort

Patio heaters extend the usability of outdoor seating areas by providing targeted warmth where people sit, dine, or gather. Electric infrared models deliver radiant heat toward occupants and nearby surfaces rather than relying mainly on warming outdoor air. Choosing the right system depends on the occupied area, exposure to wind, mounting height, and available electrical supply. A small covered patio may need a different heater arrangement from an exposed restaurant terrace. Start with the space and its electrical requirements before comparing wattage, fixture appearance, or control options.

Quick Patio Heater Selection Guide

• Small covered patio: Consider a suitable single-element infrared heater for a focused seating zone.
• Larger outdoor dining area: Compare higher-output dual-element heaters and multi-unit layouts.
• Low-profile architectural installation: Review Slimline models and their permitted mounting methods.
• Covered pergola or terrace: Check ceiling-mount or approved recessed installation options.
• Commercial patio with multiple zones: Plan compatible heater controls, electrical circuits, and control panels.

Electric Infrared Patio Heaters vs. Gas Patio Heaters

Electric infrared heaters and gas patio heaters use different energy sources and installation methods. Electric models use heating elements to produce radiant warmth directed toward people and surfaces. They operate without on-site fuel combustion and can be integrated with compatible electrical controls.

Gas heaters may be useful where sufficient electrical capacity is unavailable, but they introduce fuel supply, combustion ventilation, and additional clearance requirements.

For example, an outdoor restaurant with a covered dining terrace and adequate electrical infrastructure may benefit from permanently mounted infrared heaters. Electric units can be positioned above or beside dining areas without occupying floor space.

Lumera's patio heating assortment focuses on Infratech electric infrared equipment rather than propane-powered freestanding heaters. Buyers comparing the available models should prioritize electrical compatibility, coverage, and mounting requirements.

For a detailed explanation of radiant heating, see Lumera's infrared patio heater buying guide.

Single-Element vs. Dual-Element Patio Heaters

Infratech offers several heater families designed for different levels of radiant output and architectural requirements.

W and C Series: Single-Element Heaters

W and C Series heaters use a single heating element and are suitable for projects requiring targeted radiant warmth. Depending on the model, these heaters can serve smaller residential seating areas or individual heating zones within a larger installation.

They differ in housing design and available configurations. Choose between them using the required wattage, mounting location, and manufacturer specifications rather than appearance alone.

WD and CD Series: Dual-Element Heaters

Dual-element models provide higher-output options for larger seating areas and installations requiring more concentrated warmth. They can be useful where wider coverage or higher mounting positions make a single-element model insufficient.

For example, a covered restaurant terrace may require multiple dual-element heaters positioned to provide comfortable coverage across occupied tables.

Slimline Series: Low-Profile Electric Heaters

Infratech Slimline models use a narrower architectural housing for installations where a less prominent heater is preferred. They are particularly relevant for suitable surface-mounted locations with limited visual space.

However, Slimline models have their own mounting and accessory limitations. They should not automatically be substituted for W or WD models in a recessed installation.

Explore the available models and control equipment in Lumera's Infratech heaters and controls collection.

Patio Heater Wattage and Coverage: How Much Heat Do You Need?

Wattage measures electrical power, but it does not determine outdoor comfort on its own. A heater's effective coverage also depends on mounting height, reflector design, heater orientation, air temperature, and exposure to wind.

For example, a heater that provides comfortable warmth over a sheltered seating area may cover a smaller effective area on a cold, exposed deck.

Infratech offers heater configurations with different outputs, including 1,500W and 2,000W single-element models and higher-output dual-element models up to 6,000W. The appropriate output depends on the individual manufacturer's coverage guidance and installation conditions.

For larger patios, multiple heaters arranged around occupied zones may provide more consistent comfort than one high-output heater mounted too far from the seating area.

Before deciding how many units to order, record:

• Occupied area: Measure the seating or activity zone rather than unused patio space.
• Mounting height: Check the approved height range for the selected model.
• Exposure: Account for wind, open sides, and nearby structures.
• Heat distribution: Review the manufacturer's coverage pattern.
• Available power: Confirm that the electrical system can support the required heater load.

Selection rule: Use model-specific coverage guidance rather than assigning a universal square-foot rating to every heater with the same wattage.

Wall-Mounted vs. Ceiling-Mounted and Recessed Patio Heaters

Mounting affects both the appearance of the installation and how radiant heat reaches occupants.

Wall-mounted heaters are useful where a perimeter wall or other approved structure can support the equipment. They can direct heat toward an adjacent seating area without occupying floor space.

Ceiling-mounted heaters can provide downward radiant warmth for covered patios and outdoor dining areas. They require an approved mounting structure and sufficient clearance around the heater.

Recessed installations create a cleaner architectural appearance, but only when the exact heater is approved for recessed mounting. Infratech W and WD models have compatible flush-mount configurations that require the specified frame and construction details.

For example, a newly built pergola may allow mounting locations and electrical wiring to be incorporated into the original design. Retrofitting an existing patio can place greater constraints on ceiling access and structural support.

Minimum clearances are model-specific. A mounting height or distance from combustible materials that is acceptable for one heater should never be applied automatically to another.

Selection rule: Confirm mounting orientation, structural support, required accessories, and clearance to combustible materials before purchasing the heater.

120V vs. 208V vs. 240V Patio Heaters: Electrical Compatibility

Electric patio heaters are available in different voltage configurations. The correct model must match the supply available at the installation location.

For example, Infratech's W-1512 is rated at 1,500W and 120V, while the W-2024 is rated at 2,000W and 240V. These are different electrical configurations, even though both belong to the single-element W Series.

Commercial properties may use 208V or 277V systems, and certain heaters are available in configurations intended for those supplies.

A heater should not be connected to an incorrect voltage simply because its physical mounting dimensions are suitable. A mismatch can affect performance or create an unsafe installation.

Electrical current also matters. A 6,000W heater rated for 240V draws approximately 25A at its rated output. That operating current does not, by itself, determine the required breaker or conductor size; the complete circuit must be designed according to the equipment instructions and applicable code.

For projects requiring new branch circuits, compare suitable circuit breakers only after confirming compatibility with the existing electrical panel and calculated load.

Selection rule: Establish the supply voltage and electrical capacity before choosing the wattage or ordering multiple heaters.

Patio Heater Controls: On/Off Switches, Timers, and Multi-Zone Systems

Control requirements differ between a single residential heater and a commercial installation containing several heating zones.

Infratech offers compatible on/off switches, input regulators, timers, smart control options, and larger control panels. The available functions depend on the heater series and electrical load.

For example, a residential patio with one compatible heater may need a straightforward switching or timer arrangement. A restaurant terrace with six heaters may benefit from independently controlled zones so unused seating areas can remain unheated.

For multi-heater projects, confirm the number of zones, total connected wattage, switching method, and any required contactors or relays.

Do not assume an ordinary LED lighting dimmer can control a high-wattage infrared heater. The control must be specifically approved for the selected heating equipment and load.

Lumera also carries electrical timers and time switches, but compatibility with a heater must be verified before specifying a general-purpose timer instead of a dedicated Infratech control.

Outdoor Patio Heater Safety, Weather Exposure, and Maintenance

Outdoor heating equipment must be suitable for the actual installation environment. A sheltered patio, open rooftop, and coastal terrace can have significantly different exposure conditions.

Check the heater's location rating, corrosion resistance, and installation instructions. Where salt air or other corrosive conditions are present, determine whether the manufacturer specifies a more suitable construction or finish.

Maintain the required clearance from ceilings, awnings, furniture, and other combustible materials. Never obstruct the heating element or modify the mounting arrangement to fit a space that does not provide adequate clearance.

For maintenance, follow the manufacturer's cleaning and inspection instructions. Keep heater surfaces free of accumulated debris and check accessible mounting and electrical components for deterioration.

Selection rule: Treat weather suitability and safe mounting clearance as mandatory installation requirements, not optional product features.

Ordering Patio Heaters for Residential and Commercial Projects

For a project involving several heaters, prepare a heating schedule before ordering. This prevents different voltage configurations, incompatible controls, or missing mounting accessories from being combined in the same order.

Include the following information:

• Manufacturer, series, and exact heater part number
• Wattage, voltage, and electrical load
• Patio dimensions and occupied seating areas
• Mounting height, orientation, and structural requirements
• Required outdoor environmental suitability
• Compatible mounting brackets or recessed frames
• Control method, zone count, and control-panel specifications
• Quantity of heaters and related installation components

For restaurant terraces, hospitality projects, or larger residential installations, Lumera Electric provides a project quote request option for equipment and order configurations requiring additional review.

Confirm the complete equipment schedule before purchasing so the heaters, controls, and mounting accessories are suitable for the proposed installation.

Patio Heaters FAQs

Are electric infrared patio heaters effective in windy conditions?

Electric infrared heaters provide radiant warmth to people and surfaces rather than depending mainly on heating outdoor air. This makes them useful for open-air seating, but wind can still reduce comfort. Heater positioning, ambient temperature, and exposure affect the results. Use the manufacturer's coverage guidance and consider sheltered seating zones where possible.

How many watts do I need for a patio heater?

The appropriate wattage depends on the occupied area, mounting height, heater design, and outdoor conditions. Smaller seating areas may suit lower-output single-element heaters, while larger terraces may need higher-output models or several heaters. Square footage alone is not enough to determine the required wattage. Compare the specific model's coverage recommendations before selecting a configuration.

What is the difference between Infratech W and WD Series heaters?

W Series models use a single heating element, while WD Series models use dual elements and offer higher-output configurations for larger heating zones. Their dimensions, electrical requirements, and approved mounting arrangements vary. Choose based on the desired coverage, available voltage, and mounting height rather than the model series name alone.

Can electric patio heaters be mounted under a covered patio?

Yes, many electric infrared heaters are designed for suitable covered outdoor installations. However, the specific model must be approved for the location and mounting orientation. Required distances from combustible ceilings, beams, and other surfaces must be maintained. Recessed mounting requires a compatible heater and approved installation components.

Do patio heaters need a dedicated electrical circuit?

Many permanently installed electric infrared heaters require dedicated branch circuits because of their substantial electrical loads. Requirements depend on heater wattage, voltage, manufacturer instructions, and applicable electrical codes. Multiple heaters can also require separate circuits or compatible control panels. A qualified electrician should verify the electrical design before installation.

Can one controller operate multiple patio heaters?

Yes, when the controller is designed and rated for the connected heaters. Infratech offers multi-zone and panel-based control options for larger installations. The correct system depends on heater quantity, total electrical load, and desired zone arrangement. An ordinary wall switch, timer, or lighting dimmer should not be assumed suitable for controlling several high-wattage heaters.