As the crisp air of autumn settles in and the anticipation of cozy evenings grows, many of us eagerly reach for a warm cup of hot chocolate and a plush blanket. However, the joy of the “cozy season” often comes with the dread of escalating utility bills. Turning up the home thermostat can lead to a significant spike in heating costs, forcing a constant battle between comfort and budget. This year, there’s a smarter way to stay warm and breathe easier without breaking the bank: the innovative Dyson Purifier Hot + Cool.
This remarkable device offers a compelling solution to a common household dilemma. While it’s essential to understand that a space heater is designed to supplement your main heating system, not replace it entirely, the Dyson Purifier Hot + Cool excels at providing targeted warmth where and when you need it most. As Sergey Nikolin, an experienced electrician and President at Product Air Heating & Cooling LLC, wisely advises, “A space heater is a supplement heat. Use it to add a bit more warmth but not to replace your home’s main heating system. And the key thing is to be in the same room with the heater.”
Our comprehensive testing of 12 different models revealed that the Dyson Purifier Hot + Cool stands out as one of the safest space heaters available on the market today. What truly sets it apart is its extraordinary versatility. Beyond delivering efficient supplemental heat, it also functions as a powerful cooling fan during warmer months and a sophisticated air purifier year-round. This triple-threat capability makes it an indispensable appliance for maintaining optimal comfort and air quality in your home, regardless of the season. Read on to discover everything you need to know about this premium Dyson innovation.
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Dyson Purifier Hot + Cool

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The Dyson Purifier Hot + Cool functions as a space heater, cooling fan, and air purifier all in one, offering year-round climate control and air quality management.
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Introducing the Dyson Purifier Hot + Cool: Your All-in-One Climate Solution

The Dyson Purifier Hot + Cool isn’t just a space heater; it’s a meticulously engineered device that seamlessly integrates three essential home functions: powerful heating, effective cooling, and advanced air purification. This innovative design eliminates the need for multiple single-purpose appliances, streamlining your living space and providing comprehensive climate control and air quality management from a single, elegant unit.
At the heart of its purification capabilities is an advanced HEPA H13 filtration system. This robust system is engineered to capture an impressive 99.97% of ultra-fine pollutants as small as 0.3 microns. This includes common household irritants such as allergens, bacteria, viruses, pollen, and mold spores, significantly enhancing the air quality in your home. The air purification function operates automatically during both heating and cooling modes, ensuring that clean air is always circulating. For those times when you only need purification, it can also be activated independently without blowing hot or cold air. With 10 precise speed settings and an intelligent auto mode, the purifier intuitively detects current air quality levels and adjusts fan speed to maintain optimal conditions.
Unlike conventional space heaters that often rely on visible heating elements or traditional fan blades, the Dyson Purifier Hot + Cool utilizes groundbreaking Air Multiplier technology. Logan Thomson, a Dyson Design Engineer, elaborates on this innovation: “This works by drawing air in through a powerful yet quiet motor. The air is then accelerated through an annular aperture, creating a jet of air that flows over an airfoil-shaped ramp.” This sophisticated technology doesn’t just create a powerful and consistent stream of air; it also ensures even heat distribution throughout the room and eliminates the unpleasant, choppy airflow often associated with conventional fan blades, leading to a much more comfortable experience.
Controlling this advanced device is effortless thanks to its included remote control. This sleek, magnetic remote allows you to precisely manage various settings, including the operating mode (heat, cool, purify), desired room temperature, oscillation, airflow speed, and direction. For added convenience, you can also set a sleep timer or activate a specialized night mode, which operates with reduced noise and a dimmed display, ensuring undisturbed rest.
Safety is paramount with Dyson products, and the Purifier Hot + Cool is no exception. Thomson highlights Dyson’s commitment to user protection: “Dyson space heaters have self-regulating heating elements, as well as cut-out switches in case of overheating or tipping over.” Furthermore, its bladeless design means there are “no fast or loud spinning blades and no visible heating elements,” significantly reducing potential hazards, especially in homes with children or pets. This thoughtful engineering provides peace of mind, allowing you to enjoy consistent warmth and clean air without compromise.
Our Rigorous Testing: Real-World Performance Assessment

To provide an objective and comprehensive review, our dedicated product testing team conducted an extensive evaluation involving 12 different space heaters. These units were rigorously tested in various rooms, ranging in size from 169 to 196 square feet, simulating real-world household environments. Our testers meticulously focused on several key criteria: each unit’s safety features, overall size and footprint, and, of course, its price point relative to performance. From the very outset, product tester Dylan Fischer was particularly impressed with the Dyson Purifier Hot + Cool.
“The addition of an air purifier with this model is pretty great. The LED screen displays the current air quality, and you can even set it to function solely in purifier mode,” Fischer noted during his initial assessment. He also praised the unit’s premium aesthetics and user-friendly design: “It looks and feels nice, which is to be expected from Dyson, and is very easy to plug in and turn on.”
When operating in heating mode, the Dyson unit intelligently senses the ambient room temperature. It then automatically adjusts its heat output to reach a couple of degrees above the detected temperature, ensuring efficient and comfortable warming. Once the desired temperature is achieved, the unit cleverly pauses, conserving energy. While testing at the highest setting (99 degrees Fahrenheit), Dylan observed that the immediate heat felt substantial. However, he also noted a subtle drop-off in perceived warmth a few steps away from the unit. “It’s hotter up close but drops significantly as you take a step or two away from the heater. A bit disappointing in that sense,” he remarked. Despite this localized heat concentration, he concluded, “But overall, this model performed much better than the original Dyson Hot + Cool (without the purifier). I found my entire room warming up more with this one.” Another significant safety advantage Dylan highlighted was that the machine itself remains cool to the touch after extended use. “Most of the machine is cool to the touch, except for the interior of the ring,” he explained. “Even that cooled off pretty quickly after a minute or two,” further reinforcing its enhanced safety features.
The only minor critique Dylan had concerned the remote control. Although fully functional, he found its effective range to be somewhat limited. “Expect a bit of hassle trying to get it to work from across the room. And obviously, it doesn’t work well with furniture in the way,” he commented, suggesting users might need to be relatively close to the unit for optimal remote operation.
Despite the remote’s minor quirk and the fan’s somewhat weaker overall throw compared to industrial-strength fans, Dylan’s final verdict was overwhelmingly positive, especially for specific applications. “Similar to the other Dyson, this one unfortunately has a weak fan. However, if you’re planning on using it in a smaller setting for more direct heat, you will find a lot to like with this model,” he raved. This makes it an ideal choice for personal use, bedrooms, home offices, or other smaller zones where concentrated heating, cooling, and air purification are desired.
Long-Term Reliability: Three Years of Dyson Performance

Living in the Northeast, where electric and heating rates are among the highest in the nation, I’ve become acutely aware of the importance of energy-efficient heating solutions. My strategy has always been to delay turning on the central heating for as long as possible, and even then, to only heat one floor at a time. This approach helps manage costs, but it presented a challenge: ensuring my baby’s upstairs bedroom was comfortably warm for nap time without heating the entire upper level. The Dyson Purifier Hot + Cool proved to be the perfect solution for this specific need, providing localized comfort for my daughter.
I’ve now been using this Dyson space heater for three years, and I cannot recommend it highly enough. During the cooler fall and winter months, I simply activate it about an hour or two before my daughter’s nap. By the time she’s ready for bed, her room is consistently at the ideal, cozy temperature. This targeted heating has been invaluable for her comfort and my peace of mind. In the warmer seasons, the cooling fan function works tirelessly to keep her room pleasantly cool, ensuring restful sleep even on hot days.
The air purifier function has also demonstrated its immense value, particularly over the past year. With ongoing home renovations, our house has been prone to increased dust and fumes. Knowing that my daughter is breathing fresh, purified air while she sleeps, thanks to the Dyson’s filtration system, has been a significant comfort. The only minor drawback I’ve encountered is the annual filter replacement requirement. To be completely honest, I often forget to replace it precisely at the one-year mark, sometimes going a bit over. Each replacement filter costs around $80. While this is an additional expense, given the machine’s multi-functional benefits, its reliable performance over three years, and the invaluable air quality it provides for my family, it’s a small price to pay for such comprehensive comfort and health benefits.
Pros:
- Highly versatile multi-purpose machine (heater, fan, purifier)
- Intelligently detects room temperature and automatically adjusts heat output
- Effectively warms entire rooms, especially smaller spaces
- Incorporates advanced safety features, making it safer than many traditional models
- Innovative design ensures the machine remains cool to the touch (except the interior ring)
- Convenient remote control magnetically attaches to the top of the heater for easy storage
- Sleek, modern aesthetic complements any home decor
- Dedicated night mode for quiet operation and dimmed display during sleep
- Significant long-term value due to year-round functionality
Cons:
- Initial purchase price is notably higher than conventional space heaters
- Requires annual filter replacement, incurring an additional cost
- Remote control can be finicky and may require closer proximity for operation
- Fan strength might be considered weak for larger open-plan spaces
Dyson Purifier Hot + Cool HP07 vs. Dyson Hot+Cool Jet Focus Fan Heater AM09: A Detailed Comparison
In our pursuit of a comprehensive evaluation, our product testing team also critically assessed the Dyson Hot+Cool Jet Focus fan heater AM09 alongside the Dyson Purifier Hot + Cool HP07. Both models exemplify Dyson’s signature sleek, modern aesthetic, boasting sturdy construction, intuitive LED displays, and convenient remote controls. They share core functionalities, including the ability to set preferred temperatures, versatile heating and cooling capabilities, and seamless compatibility with the MyDyson app for remote management. Crucially, both units uphold Dyson’s high safety standards with self-regulating heating elements and automatic cut-out switches that activate in the event of overheating or tipping. However, these shared attributes mark the extent of their similarities.
The primary distinguishing factor is the absence of an air purification system in the Jet Focus AM09, which directly contributes to its significantly lower price point—approximately $250 less than the HP07. During our extensive testing, the AM09 generally underperformed compared to its more advanced counterpart. Dylan Fischer expressed his assessment: “Bit disappointed with the performance of this one. But I’m not entirely surprised as many reviews mention the weak fan. The heater itself doesn’t work nearly as well as other models.” While the AM09 consistently delivered a stream of hot air, our testing revealed it struggled to effectively warm an entire room, tending to provide more localized warmth. For those prioritizing comprehensive air quality alongside heating and cooling, the HP07 clearly offers a superior, more complete solution.
Dyson Purifier Hot + Cool HP07 vs. Dyson Purifier Hot+Cool HP2 De-NOx: Advanced Filtration
Dyson continues to innovate its air treatment range, and the Dyson Purifier Hot+Cool HP2 De-NOx represents the brand’s latest evolution in three-in-one purifying fan heaters. This updated model builds upon the proven foundation of the Dyson Purifier Hot + Cool HP07 we extensively tested, incorporating many of its esteemed features. These include the signature Air Multiplier technology, robust self-regulating heating elements, essential cut-out switches for safety, comprehensive MyDyson app connectivity, and Dyson’s unmistakable sleek, contemporary design. The crucial distinction between these two models lies within their respective filtration systems.
The Dyson space heater we reviewed, the HP07, features an advanced HEPA H13 filtration system, highly effective at capturing airborne particulate matter. In contrast, the Dyson Purifier Hot+Cool HP2 De-NOx introduces a new, specialized K-Carbon filter. Logan Thomson, Dyson Design Engineer, explains the significant enhancement: “The new K-Carbon filter is impregnated with potassium carbonate (K₂CO₃) and can absorb 50% more nitrogen dioxide—a common and potentially harmful household pollutant, produced by gas appliances, open flames, and wood burning stoves.” This enhanced capability makes the HP2 De-NOx particularly beneficial for homes where indoor air pollution from combustion sources is a concern. Naturally, this advanced filtration comes at a higher price point; the new HP2 model retails for $950, which is $200 more than the Dyson Purifier Hot+Cool HP07, reflecting its specialized air purification capabilities for addressing specific gaseous pollutants.
Who is the Dyson Purifier Hot + Cool For?
The Dyson Purifier Hot + Cool HP07 is an ideal investment for a variety of users seeking multi-functional convenience and superior performance:
- **Small to Medium Room Occupants:** Perfect for bedrooms, home offices, nurseries, or living rooms where localized and efficient heating, cooling, and purification are needed.
- **Allergy and Asthma Sufferers:** The advanced HEPA H13 filtration system significantly reduces airborne allergens, pollen, pet dander, and other irritants, providing cleaner air for sensitive individuals.
- **Families with Young Children or Pets:** Its bladeless design, cool-to-touch exterior, and automatic safety cut-off features offer enhanced peace of mind, making it a safer alternative to traditional heaters.
- **Individuals Seeking Year-Round Comfort:** Its ability to heat in winter, cool in summer, and purify continuously means it’s a valuable appliance for every season, maximizing its utility.
- **Design-Conscious Consumers:** With its iconic, sleek Dyson aesthetic, it blends seamlessly into modern interiors, elevating the look of any room.
- **Those Looking to Supplement Central Heating:** It efficiently warms specific zones, potentially allowing you to lower your central thermostat and save on overall heating costs.
Final Verdict: A Worthwhile Investment for Year-Round Comfort
While the initial price tag of the Dyson Purifier Hot + Cool may seem substantial, both our rigorous short-term testing and extensive long-term personal experience unequivocally demonstrate that it is a worthwhile and intelligent investment for your home. This exceptional device transcends the capabilities of a mere space heater, functioning as a powerful heater during the chilly winter months, an effective cooling fan throughout the summer, and a constant, vigilant air purifier every single day of the year. Its comprehensive functionality ensures optimal comfort and air quality no matter the season, truly delivering on its promise of an all-in-one solution.
Beyond its impressive performance, the Dyson Purifier Hot + Cool boasts a sleek, minimalist design that effortlessly complements any modern interior. More importantly, it is engineered with Dyson’s renowned build quality and incorporates multiple advanced safety features, ensuring durability and reliability for years to come. In essence, you’re investing not just in an appliance, but in a long-lasting, multi-functional solution that enhances both the comfort and health of your living environment. This machine is built to last, providing consistent value and superior performance over many years, making it a smart choice for discerning homeowners.
Where to Buy the Dyson Purifier Hot + Cool
We Tried It
Dyson Purifier Hot + Cool

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The Dyson space heater features Air Multiplier technology, self-regulating heating elements, and cut-out switches to keep you safe and warm while purifying your air.
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The Dyson Purifier Hot + Cool HP07 is widely available for purchase. You can acquire it directly from the official Dyson website, ensuring you receive an authentic product with full warranty support. Additionally, it is stocked by major retailers such as Walmart, The Home Depot, and is readily available on Amazon, offering multiple convenient purchasing options. Always check for current promotions or bundle deals that might be available from these retailers.
Frequently Asked Questions (FAQ)
Does a Dyson space heater use a lot of electricity?
While space heaters, in general, are known to consume a significant amount of electricity, the Dyson Purifier Hot + Cool is designed with energy efficiency in mind. Sergey Nikolin, our expert electrician, notes, “Space heaters use a lot of electricity and if you run them for long hours, you’ll notice a significant difference in your bills. But if you run it for one hour, it adds somewhere around 20–25 cents to your bill.” However, a key advantage of the Dyson model, as observed during our testing by Dylan, is its intelligent automatic pausing feature. When the desired room temperature is reached, the unit temporarily shuts off, only reactivating when the temperature drops. This smart functionality helps to minimize continuous energy consumption, making it a more energy-efficient choice compared to older or less sophisticated models that might run constantly.
How do you turn on a Dyson space heater?
Turning on the Dyson Purifier Hot + Cool is straightforward. You have two primary options: you can either use the power button located directly on the unit itself, or for added convenience, utilize the included remote control to power it on and off from a distance. The remote also allows you to access and adjust all other settings, such as temperature, fan speed, and oscillation.
What is the ideal room size for the Dyson Purifier Hot + Cool?
Based on our testing and user feedback, the Dyson Purifier Hot + Cool performs exceptionally well in small to medium-sized rooms, typically up to 200 square feet. This includes bedrooms, home offices, nurseries, and individual living areas. While it can contribute to the ambient temperature of larger spaces, its optimal performance in terms of rapid heating and purification is observed within these smaller, enclosed environments.
How often should I clean my Dyson Purifier Hot + Cool?
For optimal performance and longevity, it’s recommended to regularly wipe down the exterior of your Dyson Purifier Hot + Cool with a soft, damp cloth to remove any dust accumulation. Additionally, the air intake vents should be periodically checked and cleaned of any debris. As for the filter, it typically needs to be replaced annually, depending on usage and air quality, as indicated by the unit’s built-in monitor.
Is the Dyson Purifier Hot + Cool noisy?
Dyson’s Air Multiplier technology is engineered to minimize noise compared to traditional fan heaters with fast-spinning blades. While it produces an audible airflow, especially at higher settings, it’s generally considered quieter than many competitors. The dedicated “Night Mode” further reduces noise levels and dims the display, ensuring a more peaceful environment for sleep without compromising essential air purification.
Why You Should Trust Our Review
Our commitment to delivering accurate and reliable product reviews is unwavering. The product testing team at Family Handyman, under the expert leadership of Sheri Kaz and Dylan Fischer, embarked on an extensive evaluation of 12 distinct space heaters. This rigorous process involved analyzing intricate specifications, assessing real-world performance metrics, and thoroughly examining each unit’s unique features.
Dylan Fischer, a seasoned product tester with a wealth of experience, personally tested two Dyson models for this review. His impressive portfolio includes testing hundreds of products across a diverse range of reputable brands, including Family Handyman, Taste of Home, and Reader’s Digest. To ensure the most authentic testing conditions, Dylan meticulously constructs custom sets that precisely simulate true-to-life scenarios for each product evaluation, guaranteeing that our findings are grounded in practical application.
As the author of this piece, I bring nearly a decade of experience in the e-commerce content space, during which I’ve personally tested dozens of products. As a busy mother of four young children, I possess a unique vantage point: not only do I evaluate how well a product performs initially, but I also assess its resilience and durability under the demanding conditions of extensive use within a large, active family household. This provides invaluable insight into a product’s long-term reliability and practicality.
Furthermore, to enrich the depth and technical accuracy of this article, we consulted with esteemed industry professionals. We engaged with Sergey Nikolin, an experienced electrician and President at Product Air Heating & Cooling LLC, for his expert perspective on electrical safety and general space heater performance. We also directly liaised with Logan Thomson, a Dyson Design Engineer, to gain an intimate understanding of the intricate engineering, innovative technologies, and advanced safety mechanisms embedded within Dyson space heaters, ensuring our review is informed by both user experience and manufacturer expertise.