IQAir GC MultiGas Air Purifier

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IQAir's GC MultiGas is a specialized air purifier designed to remove harmful chemicals, VOCs, and particles from the air. The GC MultiGas is IQAir's best-selling air purifier for individuals with multiple chemical sensitivity (MCS). 

Just like a professional gas mask, the GC MultiGas maximizes molecular filtration for a wide variety of gaseous chemicals and odors with its advanced filter cartridge design. If you are concerned about chemicals, tobacco smoke, cooking odors, and other odor concerns, the GC MultiGas is the air purifier for you. And while gas and odor control is a particular strength of this system, don't let that fool you, the GC MultiGas air purifier also offers excellent filtration for particles. 

Certified Performance

IQAir tests and certifies all of its air purification systems prior to them leaving the factory. Your GC MultiGas will arrive to you with a hand-signed certificate of performance so that you know the exact efficiency of your air cleaner (99.5% or better). 


The IQAir GC MultiGas is quiet enough for even the most noise-sensitive person or environment. You have to listen real close to hear it at the lowest fan speed setting. It has six fan speeds to choose from. 

Easy to change filters

The pleated pre-filter is in the bottom module and is easy to get to when its time to replace it. The 4 gas filter cartridge’s easily fit into place.  

Easy to Use Electronic Control Panel:

Intelligent Filter Life Monitor:  The GC MultiGas intelligent filter life monitor takes actual use into account when monitoring the filter. This ensures that you get maximum filter life and performance. LED's also alert you when it's time to replace any of the filters.
Multiple Fan Speed Settings: The GC MultiGas gives you six different fan speed settings. You select the performance and sound. 
Integrated Timer: You can program the GC MultiGas to run automatically, we recommend that you always leave the air purifier running, to turn off or on depending on your needs. 

100% Ozone-Free Technology

All IQAir air purifiers are 100% ozone-free. They are certified by the IAACM (International Association of Air Cleaner Manufacturers) to produce absolutely no ozone. Ozone is a lung irritant emitted from ionic and electronic air cleaners. Even small amounts of ozone are undesirable for allergy and asthma sufferers. 

Long Life Filters

Many air purifiers on the market require frequent filter changes. While you will need to change your filters to maintain the quality of the air, the HealthPro Multigas filters do last.

  • Pre Filter - Change every 12 to 18 months
  • Post Filter - Change every 18 to 24 months
  • Gas Cartridges - Change every 18 to 30 months.

* Filter life will depend on the environment air purifier is in. 

5 Year Warranty

We know IQAir Residential Air Purifiers are an investment in clean air for many years to come. IQAir is proud to cover the HealthPro Series in the US and Canada for a full five (5) years against defects in parts and labor. Warranty does not include filters. 

Important Notice: IQAir room air purifiers sold in North America are designed to operate on 120V mains voltage only.

The IQAir GC MultiGas air cleaner is safety tested and approved for the voltage requirements in the U.S., Canada, and Mexico only.
This air cleaner will be damaged if plugged into a 220-240V outlet.
The use of a transformer or adaptor will not prevent the risk of damage.
This product has no warranty coverage when used outside North America. 


  • Maximum Coverage: 1,000 sq ft 
  • Dimensions : 28"H x 15" W x 16" D
  • Weight: 40 lbs
  • Color: White / light Grey
  • Power: 115 VAC 50- 60 Hz, 10' power cord, UL certified
  • Power Consumption: 215 watts on high fan speed, 85 watts on low fan speed
  • Housing: High impact ABS plastic