Stock 401 Filters

We sell Aprilaire stock number 401 filters, supplies and parts for the Aprilaire 2400 air filter to you at low prices! We sell filter spacers and seal kits. The stock 401 filters are also referred to as Aprilaire Model 401 filters. The filters are genuine Aprilaire OEM filters made specifically for the Aprilaire 2400 air filter. We sell the Aprilaire model 401 filters individually, in 2-packs, 4-packs and by the case.  Please email us anytime if you have questions. Our email address is: support@arnoldservice.com Same Business Day Fast Shipping! We would love to help you out and have your business!

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