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Purifier Hot+Cool Formaldehyde HP09 | Nickel/Gold

Prices as of September 26, 2026, as listed by each retailer — verify the current price on the retailer's site before purchase.

Price history tracked at Bloomingdale's price tracker

14-day low
$849.99
Sep 13 · Bloomingdale's
Best price
$849.99
−0% vs high
14-day high
$849.99
All stores
$850$850$850
Sep 13Sep 26
  • Bloomingdale's
Lowest in 14 days: $849.99 at Bloomingdale's. Highest: $849.99. Current best is 0% below the 14-day high.

What buyers say

AI summary · 473 reviews

A high-performing air purifier with strong heating and filtration that earns praise for improving indoor air quality, especially for allergy sufferers. Some buyers note it falls short as a cooling fan and is significantly noisy, though these issues affect only a minority.

Liked

  • Effective formaldehyde filtration
  • Seamless app integration
  • Efficient room heating

Complaints

  • High-pitched whistling noise
  • Ineffective cooling function
  • Poor heat distribution

Generated by AI from real customer reviews at Bloomingdale's — may miss nuance. Summarized Sep 2026.

About this product

The Dyson Purifier Hot+Cool Formaldehyde HP09 is a compact air purifier with integrated heating and cooling capabilities. It features a fully sealed filtration system that captures and destroys airborne pollutants, including formaldehyde, using a solid-state sensor and catalytic filter. The device uses Air Multiplier™ technology to circulate purified air throughout the room. It operates in multiple modes, including backward airflow for purification without cooling. Designed for indoor use, it combines intelligent sensing with HEPA filtration that removes 99.97% of particles as small as 0.3 microns.

  • HEPA filter removes 99.97% of 0.3-micron particles
  • Detects and destroys formaldehyde
  • Air Multiplier™ technology for wide air circulation
  • Backward airflow mode for purification only
  • 30"L x 9.8"W x 5.12"H dimensions
  • 2-year official warranty

Based on 473 reviews at Bloomingdale's

Read all 473 reviews on Bloomingdale's

AskPrice does not host review text. We aggregate the public rating from the retailer and link to the source for full reviews.

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