Shark HC451 3-in-1 Clean Sense Air Purifier, Heater & Fan, HEPA Filter, 500 Sq Ft, Oscillating, Small Room, Bedroom, Office, Captures 99.98% of Particles for Clean Air, Dust, Smoke & Allergens, Black - High-End Air Purifiers

Shark

62
Details Score/ 100

Shark HC451 3-in-1 Clean

4.3(355 reviews)
$327
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Pros & Cons

Pros

  • Purifies air, heats rooms, and provides fan cooling.
  • Nanoseal filter captures 99.98% of airborne particles.
  • Clean Sense IQ auto-adjusts purification power.
  • Operates quietly with dimmable lights for sleep.
  • Oscillating airflow distributes purified air widely.

Cons

  • Effective purification covers only 104 sq ft.
  • Low CADR of 67 for smoke limits purification speed.
  • Requires periodic filter replacements, adds cost.

Specifications

5 specs

Filter TypeNanoseal HEPA
Model NumberHC451

Customer Reviews

4.3 out of 5(355 reviews)
5 star
50%
4 star
30%
3 star
10%
2 star
5%
1 star
5%

Frequently Asked Questions

Common questions about Shark

Is the Shark HC451 suitable for large living rooms?

No, the Shark HC451 is designed for smaller spaces. It effectively purifies an area of 104.17 sq ft, making it ideal for bedrooms, offices, or small living areas where focused air purification and climate control are needed.

What is included with the Shark HC451 for its price?

For $323.93, the Shark HC451 provides a 3-in-1 solution: an air purifier with a Nanoseal HEPA filter, a heater, and a cooling fan. It also features Clean Sense IQ for automatic adjustments and captures 99.98% of airborne particles.

Does the Shark HC451 require any special accessories or subscriptions?

The Shark HC451 does not require subscriptions or external accessories to function. However, it uses a Nanoseal HEPA filter that will need periodic replacement, which is an additional ongoing cost for maintaining optimal air purification performance.

What does the Nanoseal HEPA filter in the Shark HC451 do?

The Nanoseal HEPA filter in the Shark HC451 is highly effective, capturing an impressive 99.98% of airborne particles as small as 0.3 microns. This includes common allergens, dust, and smoke, ensuring cleaner, healthier air in your space.

What is the purification speed of the Shark HC451 for smoke?

The Shark HC451 has a CADR (Clean Air Delivery Rate) of 66.67 for smoke. While it captures 99.98% of particles, this CADR value indicates it is best suited for smaller rooms where its purification speed can be most effective.