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The Shark Air Purifier 3-in-1 uses Pure Air Microforce to deliver fast, powerful, and quiet purification with added purified heat and purified fan modes for spaces up to 500 square feet. Clean Sense IQ senses air quality & auto-adjusts to improve and report results in real time. A HEPA filter captures 99.98% of airborne particles like allergens*, dust, and dander (based on IEST-RP-CC007.3, 0.1-0.2 microns).*“Allergens” refers to non-living matter.
A: This unit is a 3-in-1 device that functions as an air purifier, heater, and fan. While it does include a heat mode for warming the room, it does not have an active cooling feature like an air conditioner and won’t lower the room’s temperature.
Q: Is this model Energy Star Certified?
A: This model does not currently carry an ENERGY STAR certification. However, it has been thoughtfully designed with energy efficiency in mind to deliver powerful air purification while minimizing energy use.
Q: Is there a warranty on this space heater/air purifier?
A: Yes! The Shark Air Purifier HC451 comes with a 2-year limited manufacturer’s warranty.
Q: Where can I purchase replacement filters for this unit?
A: You can find replacement filters by searching for Shark Air Purifier HC450 filters. If you’re unable to locate them, please contact Shark Customer Support at 1-855-427-5127 (Mon–Fri: 9 AM–9 PM ET | Sat: 9 AM–6 PM ET).
Customers value the overall performance of the 3-in-1 Clean Sense Air Purifier, Heater & Fan. Reviewers have stated that its performance is the best they have experienced.
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.

The Shark Air Purifier 3-in-1 uses Pure Air Microforce to deliver fast, powerful, and quiet purification with added purified heat and purified fan modes for spaces up to 500 square feet. Clean Sense IQ senses air quality & auto-adjusts to improve and report results in real time. A HEPA filter captures 99.98% of airborne particles like allergens*, dust, and dander (based on IEST-RP-CC007.3, 0.1-0.2 microns).*“Allergens” refers to non-living matter.

The Shark TurboBlade Cool + Heat is the powerful fan and heater that transforms for customized comfort - with 180° oscillation and widespread heating to warm your space in minutes. Pivot from vertical to horizontal, twist the vents in two directions, oscillate, and more. Dial in your comfort with ultra-intelligent heating or choose your chill with a blade of air that pivots to cool every corner.

The Shark Clean Sense Air Purifier MAX with Odor Neutralizer Technology uses Pure Air MicroForce to deliver fast, powerful, and quiet purification for up to 1200 sq. ft. A True HEPA filter captures 99.98% of airborne particles (based on IEST-RP-CC007.3, 0.1-0.2 microns). Odor Neutralizer Technology guards against odors throughout your home.

The Shark NeverChange Air Purifier is designed for 10x longer filter life, saving you $300 or more in filter replacement costs over 5 years*. It captures 99.98% of airborne particles like allergens*, dust, and dander (based on IEST-RP-CC007.3, 0.1-0.2 microns). It covers up to 650 sq. ft. for powerful, multi-room purification. Odor Neutralizer Technology guards against odors throughout your home, releasing a fresh scent into your air for 2x better odor reduction vs. filtration alone, Based on ASTM E544 vs. HP150 with filter and carbon only, after 30 minutes. *Allergen refers to non-living matter. *Vs. cost of replacing filters on a competitor unit over 5-year period in 300 square foot space.
| Pros for Shark - 3-in-1 Clean Sense Air Purifier, Heater & Fan, HEPA Filter, 500 Sq Ft Coverage - Black | |||
|---|---|---|---|
| Overall Performance, Air Purification | Noise Level, Heating Performance, Ease of Assembly, Design, Fan Performance | Air Quality, Noise Level, Overall Performance, Ease of use, Odor Removal | Air Quality, Noise Level, Overall Performance, Ease of use, Filter Life |
| Cons for Shark - 3-in-1 Clean Sense Air Purifier, Heater & Fan, HEPA Filter, 500 Sq Ft Coverage - Black | |||
| There were no cons for this product— | There were no cons for this product— | Filter Life | There were no cons for this product— |