Heating · Running Costs
Patio Heaters Running Costs Explained
By the Nest & Yard editorial teamUpdated 2026-08-094 min read
Extending your outdoor entertaining season with a patio heater can be fantastic, but it’s wise to consider the ongoing costs involved alongside the initial purchase price. Thinking about how much electricity you'll use, along with any occasional consumables like burner covers or extending cables – options such as mushroom-style stainless steel heaters or freestanding models – will help you factor in the total running expenses for your chosen warmer. Understanding these factors allows you to realistically assess the long-term investment and ensure you’re fully prepared for enjoying those extra evenings outdoors.
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#1 Pick
TOUGH MASTER Patio Heater Mushroom Style Stainless Steel Garden Warmer 13kW- 13kW
Currently unavailable
Pros
- Classic mushroom design throws heat over a wide radius
- Brushed stainless steel resists rust and corrosion
- Piezo ignition and tilt safety shut-off included
Cons
- Heavy — needs two people to assemble
- Gas bottle not included

#2 Pick
Amazon Basics Commercial Patio Heater, Stainless Steel, Hammered Black- Gas
Currently unavailable
Pros
- Commercial-grade stainless steel build suits pubs and larger gardens
- Hammered black finish resists scuffs and weathering
- Wide heat radius covers seating areas effectively
Cons
- Gas bottle sold separately
- Tall footprint needs a stable, sheltered spot

#3 Pick
Oypla Electrical 2KW Quartz Free Standing Outdoor Electric Garden Patio Heater- 2kW
Currently unavailable
Pros
- 3 heat settings (600W/900W/1500W) for flexible warmth
- Tip-over safety switch cuts power if knocked
- Simple freestanding stand needs no gas bottle
Cons
- Quartz tube heats a narrower zone than a mushroom-style heater
- Outdoor extension lead needed if no nearby socket
FAQ
How much will running a patio heater actually cost me?
The ongoing expense depends largely on how frequently you use it and the type of heater you’ve chosen – infrared heaters tend to be more efficient for targeted warmth than gas or electric models. Consider the duration of each heating session and the overall weather conditions when estimating your energy consumption.
Are there any ongoing consumable costs associated with patio heaters?
Some types, like propane patio heaters, require regular refills; check the tank size and usage rate to understand how often you’ll need to purchase additional fuel. Electric models generally don't have consumables beyond occasional bulb replacements if applicable.
What about maintenance costs for my patio heater?
While many patio heaters are low-maintenance, regular cleaning is important – particularly for gas and infrared models to ensure optimal performance and safety. Inspecting the area around the heater for debris buildup will also help maintain efficiency.
Could I need replacement parts at some point?
Depending on the model, you might eventually require replacements like nozzles for gas heaters or heating elements in electric models. Check the manufacturer's specifications and available spare parts before purchasing to avoid unexpected costs.
How does the weather impact my heater’s running cost?
Cooler temperatures naturally require longer operating times to achieve the same level of warmth, so consider your local climate when planning usage. A more sheltered location will also reduce energy consumption compared to an exposed patio.
Do I need to factor in any costs for extending the heater's reach?
If you want to heat a larger area, consider purchasing additional extension cables or reflective panels which can significantly impact your overall running cost. Evaluate whether this is truly necessary before investing.
What about safety checks and inspections – do these add to the ongoing costs?
Although not typically a significant expense, annual servicing by a qualified engineer is recommended for gas patio heaters to ensure safe operation and efficiency. This can be factored into your long-term ownership cost.
Are there any specific cleaning products I should use?
Always consult the manufacturer’s instructions regarding appropriate cleaning agents; using harsh chemicals could damage components or void warranties. Opt for gentle, non-abrasive cleaners suitable for outdoor use.
How does turning the heater off versus leaving it on affect running costs?
Leaving a patio heater on continuously, even when not in immediate use, will still consume energy. Switching it off completely is the most efficient approach to minimise your consumption.
Should I consider the heater’s power consumption when planning my electricity usage?
The wattage rating of your patio heater impacts its energy draw; understand this figure and how it relates to your overall household electrical demand, particularly during peak periods.
In depth
Let’s examine the ongoing costs associated with owning a patio heater. It's easy to get swept up in the initial price of the unit itself, but understanding the long-term operational expenses provides a much clearer picture of the true cost of enjoying an extended outdoor season. This isn’t about comparing models; it’s about considering how you intend to use your heater and anticipating the various factors that will impact its running costs over time. The most significant factor is undoubtedly energy consumption, but this is heavily influenced by several elements beyond simply the wattage of the unit.
The type of patio heater you select plays a critical role in determining power usage. Propane heaters, for example, tend to have a higher initial purchase price but can offer more sustained heat output compared to electric models. Electric heaters are typically cheaper upfront but may require significantly longer run times to achieve a similar level of warmth, especially in cooler conditions or during windy weather. Consider the ambient temperature; a heater will work harder – and therefore consume more energy – when attempting to raise the temperature from a very cold start. Similarly, the design of the heater itself impacts efficiency. Infrared heaters, which directly heat objects and people rather than surrounding air, are often perceived as more efficient because they don’t waste energy heating empty space. However, this is often relative to how you position yourself within its radiant zone – direct exposure provides maximum benefit but requires careful positioning to avoid discomfort if the beam shifts.
Beyond the initial power draw, ongoing consumable costs can add up unexpectedly. Propane heaters require refills, and the frequency of these refills will depend entirely on usage patterns. If you plan to use your heater for several hours each day during the autumn and winter months, the rate at which propane is consumed will be considerably higher than if you only use it occasionally for short periods. Electric heaters don’t have this direct fuel cost; however, the electricity they draw from the mains will contribute to your overall energy bills. Furthermore, consider that the quality of your electrical supply can affect efficiency – a consistently stable 230V supply will generally result in better performance and reduced energy waste compared to fluctuations caused by older or poorly maintained wiring.
Maintenance and occasional replacement parts are also aspects to factor into the cost equation. While many patio heaters require minimal upkeep, regular cleaning is essential to maintain optimal performance and prevent build-up of debris that could affect heating efficiency. Some models may have specific components – such as burner heads in propane heaters or heating elements in electric heaters – that are prone to wear and tear over time. These parts will eventually need replacing, and the cost of replacement parts can vary considerably depending on the brand and complexity of the heater. It’s wise to research the availability of spare parts before purchasing a particular model; units with readily available components will significantly reduce potential repair costs in the long run.
Usage patterns dramatically affect overall running costs. A sustained, continuous use pattern – such as leaving a patio heater running for eight hours each evening during the coldest months – will naturally result in higher energy consumption than intermittent use. Conversely, adopting a more strategic approach to heating – perhaps using the heater for shorter periods throughout the day when you’re actively using your outdoor space – can significantly reduce your operating costs. Consider also that wind speed is a critical factor; a strong breeze will carry heat away from the heater's radiant zone, requiring it to work harder and consume more energy to maintain warmth.
Finally, think about potential future upgrades or accessories. Some patio heaters offer optional features such as timers, thermostats, or remote controls, which can enhance convenience and potentially improve efficiency. While these additions represent an additional upfront cost, they could ultimately save you money on energy bills by allowing you to program the heater to operate only when needed. It’s also worth researching whether your chosen model is compatible with smart home systems – integration with voice assistants or automated control platforms could offer further opportunities for optimizing energy usage and simplifying operation.
The Nest & Yard editorial team
Written and reviewed by our UK-based team of home improvement and gardening writers, who research specs, pricing and customer reviews before every recommendation. Reviewed and updated on 2026-08-09.