Customers admire the Dyson Purifier Hot + Cool Formaldehyde's ability to improve air quality and provide effective heating and cooling. Many appreciate its quiet operation and ease of use, along with the convenient remote control and app features. While some find the price high, the positive feedback on performance and formaldehyde removal outweighs this concern for many users. The sleek design is also frequently praised.
This summary was generated by AI based on customer reviews.
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Page 5 Showing 81-100 of 443 reviews
Rated 4 out of 5 stars
I just don’t know
Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
Well I am no scientist and I don’t have any knowledge of exactly how to test what the machine is reading, so I can’t say for sure it this is the best air purifier for my needs. Bought the machine, cleaned (dusted) the entire house. A few days later dust is still everywhere! Don’t know if I need another one but I’m still trying to give a fair chance. Not too much of a difference in air quality (smells), but that could be because I have a lot of home fragrances in my outlets. I’ve had it for about a month or so and here’s what I do know…the remote works, it oscillates, the display looks very sophisticated, and it gets a lot of compliments. So a fancy fan/heater for $800. Worth it?
I would recommend this to a friend
Rated 5 out of 5 stars
My first Dyson fan
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Posted . Owned for 3 weeks when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
This fan is fantastic and offers excellent value for money. The airflow is incredibly smooth and powerful, and the Dyson air filter technology is definitely worth the price. I highly recommend it to anyone who needs a reliable fan.
I would recommend this to a friend
Brand response from Dyson Team
Posted .
Hello Nick, thank you for providing great feedback! We are extremely glad to hear you are pleased with the performance of your Dyson Purifier Hot+Cool Formaldehyde HP09. We are committed to developing the highest quality products and providing our customers with excellent service. Comments from consumers help us improve the quality of our products and services. We would also like to learn more so we can learn ways to improve future services. If you have any additional questions or concerns, please email us at [email protected]. Dyson wishes you great health and Joy! Best wishes, Dyson Marketplace Support.
Pros mentioned:
Air quality
Rated 5 out of 5 stars
A MUST HAVE with the California Smoke
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
LOVE. this thing is FAST to clean up the air, and cool down the room. quiet too. the remote feature on my cell phone is insane. i can lay in bed and make an adjustment anytime - even the angels it rotates. I was having asthma issues with the smoke from the CA fires, and I would carry this thing floor to floor. I could notice a different in air quality in our house is LITERAL minutes. I am not exaggerating.
I would recommend this to a friend
Pros mentioned:
Heating, Noise level
Rated 5 out of 5 stars
Satisfied costumer
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Posted . Owned for 3 weeks when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
100% satisfied!heating is so good and it is so quiet!
I would recommend this to a friend
Brand response from Dyson Team
Posted .
Hello, thank you for providing your great feedback! We are delighted to hear that your Dyson - Purifier Hot + Cool Formaldehyde Smart Tower Air Purifier, is meeting your expectations. Our commitment is to deliver exceptional products and services, and your insights help us continuously improve. Feedback from our customer's plays a crucial role in enhancing the quality of our products and services. We would also like to learn more so we can learn ways to improve future services. If you have any additional questions or concerns, please email us at [email protected]. Dyson wishes you great health and Joy! Best wishes, Dyson Marketplace Support.
Pros mentioned:
Noise level
Rated 5 out of 5 stars
Great product !
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Posted . Owned for 1 year when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Great product, app and remote !!!
Very silent operation. Detects and destroys formaldehyde.
I would recommend this to a friend
Brand response from Dyson Team
Posted .
Hello, thank you for providing your great feedback! We are extremely glad to hear you are pleased with the performance of your Dyson Purifier. We are committed to developing the highest quality products and providing our customers with excellent service. Comments from consumers help us to improve the quality of our products and services. We would also like to learn more so we can learn ways to improve future services. If you have any additional questions or concerns, please email us at [email protected]. Dyson wishes you great health and Joy! Best wishes, Dyson Marketplace Support.
Pros mentioned:
Heating
Rated 5 out of 5 stars
Excellent Dyson Purifying With The Bonus of Heat
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
This is our second Dyson purifier and the first to include heat. It’s got the excellent air cleaning capabilities as our first one with the added ability to heat our living/dining room in a short amount of time without the need of our home heating system. The included remote makes it easy to control the temp and you can set it and forget it and it will continue to do its job
I would recommend this to a friend
Pros mentioned:
Air quality
Rated 5 out of 5 stars
Very good machine
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
High tech air purifier! I have been looking at the Dyson for quite some time. I’ve had several air purifiers and this is by far the best. I purchased my first one in November and my second one in January. I like that I can have access on my phone. I have allergies year round and my kids have asthma and our symptoms have improved a lot!
I would recommend this to a friend
Brand response from Dyson Team
Posted .
Hello, thank you for providing your great feedback! We are extremely glad to hear you are pleased with the performance of your Dyson - Purifier Hot + Cool Formaldehyde - HP09. We are committed to developing the highest quality products and providing our customers with excellent service. Comments from consumers help us to improve the quality of our products and services. We would also like to learn more so we can learn ways to improve future services. If you have any additional questions or concerns, please email us at [email protected]. Dyson wishes you great health and Joy! Best wishes, Dyson Marketplace Support.
Pros mentioned:
Air quality, Heating
Rated 5 out of 5 stars
Lives up to the Dyson name
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Posted . Owned for 2 weeks when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Better than I imagined. Heats better than the built in heater in our trailer. Really minimizes my allergies too!
I would recommend this to a friend
Pros mentioned:
Air quality
Rated 5 out of 5 stars
Another amazing Dyson product!
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Bought item a month ago, family has been suffering with allergies. We noticed a difference immediately. Less sniffles and air in room is less stuffy. Love the application and remote feature. Great product and a great buy.
I would recommend this to a friend
Rated 5 out of 5 stars
Dyson Delivers Again – The HP09 is a Game-Changer!
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
I’ve had the Dyson HP09 for a few months now, and I couldn’t be happier with this purchase. It’s sleek, smart, and seriously effective. I originally got it for the air purification, but it’s quickly become one of the most-used devices in my home thanks to its heating and cooling features.
The air quality sensor is super accurate, and the real-time display makes it easy to track how the HP09 is working. It gives me peace of mind knowing it's filtering out allergens and pollutants—especially during allergy season or when air quality dips. The HEPA + activated carbon filter combo works wonders.
The fan and heater both work great, and I love being able to control everything from the Dyson app or with voice commands. It's whisper-quiet on lower settings, and even at higher speeds, it’s not too loud.
Build quality is what you'd expect from Dyson—top notch. It looks great in any room and doesn’t take up much space.
Highly recommend for anyone looking to improve their air quality and enjoy a multi-functional device all year round. Definitely worth the investment.
I would recommend this to a friend
Brand response from Dyson Team
Posted .
Hello, thank you for providing your great feedback! We are extremely glad to hear you are pleased with the performance of your Dyson - Purifier Hot + Cool Formaldehyde - HP09. We are committed to developing the highest quality products and providing our customers with excellent service. Comments from consumers help us to improve the quality of our products and services. We would also like to learn more so we can learn ways to improve future services. If you have any additional questions or concerns, please email us at [email protected]. Dyson wishes you great health and Joy! Best wishes, Dyson Marketplace Support.
Pros mentioned:
Heating
Cons mentioned:
Size
Rated 5 out of 5 stars
Dyson does its job keeping us warm
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
The Dyson heater and air purifier does its job quite well, in our finished basement that is chilly during the winter. We have no idea how well the air purifier is working as the air doesn't seem to have any odors at present. It was a bit larger than we anticipated. We have not used the app, as you can't use it to start it heating . The remote works well.
I would recommend this to a friend
Pros mentioned:
Air quality, Heating
Rated 5 out of 5 stars
Best smart air purifier!
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Love this air purifier!!!! It dedicated pollutants and shows an hourly graph which is great to be able to see when their highest in our home it also does a great job heating and keeping the room at a perfect temperature. Also connects with Alexa and has an app so it’s always easy to turn it on or off. I am now going to buy another one for our bedroom.
I would recommend this to a friend
Pros mentioned:
Heating, Noise level
Rated 5 out of 5 stars
Great product
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Works very well. Keeps the room warm and is very quiet.
I would recommend this to a friend
Brand response from Dyson Team
Posted .
Hello, thank you for providing your great feedback! We are extremely glad to hear you are pleased with the performance of your Dyson Purifier Hot + Cool Formaldehyde - HP09. We are committed to developing the highest quality products and providing our customers with excellent service. Comments from consumers help us to improve the quality of our products and services. We would also like to learn more so we can learn ways to improve future services. If you have any additional questions or concerns, please email us at [email protected]. Dyson wishes you great health and Joy! Best wishes, Dyson Marketplace Support.
Pros mentioned:
Air quality, Heating
Rated 5 out of 5 stars
Love love this product!
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
I love this air purifier so much! It's really made me aware of the different types of products I'm using and spraying into the air - it's very satisfying to see it turn on and work hard to clean up the air when I turn on a candle for example. I love also that it has a cooling and heating feature and that data can be tracked in the app!
I would recommend this to a friend
Rated 5 out of 5 stars
A great all-in-one product!
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Posted . Owned for 3 weeks when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
This is my second Dyson air purifier / heater / cooling fan product! I have the HP07 but for the price and added function of removing formaldehyde from the air I purchased this model. It works the same and is Wi-Fi connected, only thing you can't do is turn the heat on from the app (thanks to the Government regulation). Otherwise another excellent product from Dyson!
I would recommend this to a friend
Brand response from Dyson Team
Posted .
Hello Lan, thank you for providing your great feedback! We are extremely glad to hear you are pleased with the performance of your Dyson Purifier. We are committed to developing the highest quality products and providing our customers with excellent service. Comments from consumers help us to improve the quality of our products and services. We would also like to learn more so we can learn ways to improve future services. If you have any additional questions or concerns, please email us at [email protected]. Dyson wishes you great health and Joy! Best wishes, Dyson Marketplace Support.
Cons mentioned:
Price
Rated 4 out of 5 stars
Glorified fan
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Posted . Owned for 1 week when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Glorified fan for this intense heat! $750 not worth the cooling efforts. It is also a heater and since it’s too hot right now, I have yet to try that feature. I have terrible allergies and I’m not sure it’s filtering the air enough. I like that it can be controlled via my phone and the remote control!
No, I would not recommend this to a friend
Rated 5 out of 5 stars
Another excellent product by the Dyson Company
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
It is an excellent piece of equipment in every sense. Its advanced formaldehyde detection and removal feature make this great heater and cooler even a better product. Its fans are responsive and not noisy. Its heater is excellent with great ease at setting, and the unit continuously monitors your temperature for you to keep your room at the desired temperature. It also provides excellent filtration of micron-sized particles with its filtration system, rendering your room that much less dusty. All in all, this unit is well worth the cost. It's efficient, highly effective and carries the quality Dyson family logo.
I would recommend this to a friend
Pros mentioned:
Air quality
Rated 5 out of 5 stars
Allergies free
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Posted . Owned for 1.5 years when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Super useful for allergies light to control by remote control and phone
I would recommend this to a friend
Brand response from Dyson Team
Posted .
Hello, thank you for providing your great feedback! We are extremely glad to hear you are pleased with the performance of your Dyson - Purifier Hot + Cool Formaldehyde - HP09. We are committed to developing the highest quality products and providing our customers with excellent service. Comments from consumers help us to improve the quality of our products and services. We would also like to learn more so we can learn ways to improve future services. If you have any additional questions or concerns, please email us at [email protected]. Dyson wishes you great health and Joy!
Pros mentioned:
Air quality, Heating
Rated 4 out of 5 stars
Most Advanced Dyson Purifier Yet/Some QA Issues
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
Definitely works better than previous models, but the first one I got had a faulty non-functioning formaldyhide sensor and another had noisy fan so make sure you get a good one. The app is very good and I like seeing the breakdown of air quality attributes. The heater is much more powerful than the HP02, and heats our large living room area quite reasonably.
I would recommend this to a friend
Rated 5 out of 5 stars
Satisfied Customer
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This reviewer received promo considerations or sweepstakes entry for writing a review.
The best hot /cool air humidifier. Nothing beats Dyson product. The filter system makes me confident I’m breathing a more cleaner air. My dust allergy went down from 10 to zero. I’m not taking OtC allergy pill no more