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    Home / Koch High Efficiency Air Filters / Koch Air Filter 24 x 24 x 1/2 MERV 11 Pleated Air Filter - 12 Pack
    Koch Multi-Pleat Replacement Filter - Twelve Pack
    Koch Multi-Pleat Replacement Filter - Single
    Koch Multi-Pleat Replacement Filter - Twelve Pack
    Koch Multi-Pleat Replacement Filter - Single

    Koch Air Filter 24 x 24 x 1/2 MERV 11 Pleated Air Filter - 12 Pack

    The Koch Multi-Pleat MERV 11 furnace filter is a high performance disposable replacement air filter for all gas and oil furnaces, heat pump and AC air handlers that use a 24 x 24 x 0.5 air filter.

    Diagonal and horizontal support members provide frame strength and the filter media pack is sealed to eliminate air bypass. The Koch Multi-Pleat filters are UL 900 Class 2 listed.

    • Media: 100% Non-woven synthetic non-moisture absorbing media manufactured from recycled material with a MERV 8 efficiency rating and a UL 900 Class 2 listing
    • Media Support: Diamond-shaped expanded metal
    • Pleat Design: V Pleat
    • Frame: Moisture-resistant clay coated frame made with recycled material

    The Koch air filter media should be checked every month. Adjust the schedule to your needs, but at least replace the filter every three months. 

    For instructions on how to change your furnace's air filter, please refer to your unit's Owner’s Manual.

    This package ships with 12 filters.

    Koch Filter

    $115.28$144.10
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    $115.28 USD
    $103.75 USD

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    You have the best prices and you are local so I can pick up my order to save on shipping costs. Your staff are always very helpful and nice when I pick up my order.

    Pat - Carlisle, PA

    Customer Testimonials

    We love your company! We have been dealing with your company for several years for replacement part for our UV system. However we still compare prices with other online companies for the best deal and consistently you all win out.

    Bennie W. - Saint Petersburg, FL

    Customer Testimonials

    This is the second time I have ordered my filters through this website. Very easy to do, brought my account right up. Excellent service, very realistic prices. That hasn't changed since last time I purchased. That is a great big Plus! Thank you so much, will be back!

    Sherry M. - Longview, TX

    Auto-renews, skip or cancel anytime.