E. L. Foust Co., Inc.
Research And Reliability In Air Purification Since 1974

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Main Category : Air Purifier Replacement Parts / Air Sentry
Foust Air Sentry Pleated Pre-Filter - AS-2335
Price: $13.59
Foust Air Sentry Pleated Pre-Filter is the first stage of filtration. The Pleated Pre-Filter protects the motor and the HEPA filter. It should be replaced every 2-3 months. SAVE with the purchase of 3 or more at a discounted price.
Foust Air Sentry Media Tray - Item# AS-23__
Air Sentry by E.L. Foust Co., Inc.These trays are filled with your choice of carbon and are to be changed around every six months. If you wish to order a special media, please list what kind in the comment area when you check out.
Air Sentry Foust HEPA Filter Item # AS-2495
Price: $99.25
This is a HEPA Filter for your Foust Air Sentry unit. Rated @ 95% efficiency for removal of particulates down to 0.3 microns. The HEPA filter should be changed every two-three years of continuous use.
Improved air flow with this product as we have added more pleats to increase flow by 10-15%.

We are always happy to take the time to help you with your specific air or water problem. Please contact us by phone, fax, e-mail or snail mail and we will be happy to assist you. If you purchase any products and need to return them for any reason, you must call first for authorization. Any returns may be subjected to re-stocking fees, based on the product and condition of it upon return. Water filter systems cannot be returned if it appears that the system has been installed or is missing parts.

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Hours of operation when you can call or visit us:
9:00 AM -4:30 PM central time USA, Monday-Friday.
Closed Saturdays and Sundays.

E. L. Foust Co., Inc.
Phone: 800.353.6878 (US & Canada), 630.834.4952 (outside US & Canada)
Fax: 630.834.5341
754 N. Industrial Dr. Elmhurst, IL 60126

E-mail: sales@foustco.com