| Quiet and economical 
Blueair 503
The strong, silent type
The Blueair 503 (555EB) is an excellent choice for people living with
allergies, asthma, or other respiratory conditions, or for anyone who
wants cleaner, more breathable air. Designed for large rooms up 580 ft2,
the Blueair 503 effectively purifies indoor air. This powerful air
purifier offers quiet operation by gently diffusing air through an area
six times greater than the average air cleaner, thanks to its
SurroundAir™ system. This provides an exceptional air exchange rate and
better indoor air quality. Plus you can easily move the Blueair 503
around your living space thanks to convenient caster wheels. SmokeStop Unit is the ideal choice for allergy sufferers and other
health-conscious individuals that need high-efficiency particle removal
plus gas and odor control. The SmokeStop filter is a progressive carbon
filter with a honeycomb-type structure that improves airflow and has
hundreds of odor and gas absorbing carbon pellets. The filter contains
2.0 lbs of coconut shell activated carbonimpregnated with a 70/30 blend
of Potassium Hydroxide (KOH) and Potassium Iodide (KI). The carbon
eliminates volatile organic compounds (VOC), which are responsible for
odors.
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