We are pleased to announce that Ruck fans and accessories are available. Contact KFI or your local retail store for more information.

Kootenay Filter. The new choice in high quality carbon air filters.
Proven Design with 100% Activated Carbon. Made in North America using the highest quality components on the market.

KFI Standard Line Filters.
The go-to standard in carbon air filters. Uses pelletized activated carbon, has long service life and very low pressure drop.

KFI Green Line Filters.
The new choice in carbon air filters. This lightweight filter uses screened granulated, activated carbon from 100% renewable resources.
What Our Customers Are Saying:
I have been using Ruck fans for years, I was glad to hear there is a new Canadian supplier for their product line.
I was stoked to find out there is a new filter company making quality stuff. I couldn’t get my old brand anywhere – seamless changeover to the Kootenay Filter brand filters!
I bought a KFI 800 filter and fan to remove odors as I am painting inside client’s homes, works amazing!
My salesman told me about this new line of filters, super lightweight and less expensive. They work as well as any filter I have ever used.
Improving Air Quality of Indoor Spaces.
Activated carbon is one of the most effective ways of removing odor from the air. KFI is the first company in North America to manufacture a full line of filters using activated carbon derived from renewable resources.





KFI News Blog

How Activated Carbon Filters Work
From Surround Air Activated carbon air filters consist of a vast system of pores of molecular size. These pores are highly adsorbent, forming a

Understanding Air Purification and Activated Carbon Filters
The following article was written by Hugh McLaughlin, at Maximum Yield Activated carbon filters are widely used to reduce odors and control

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