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The full line of Aprilaire whole-home humidifiers offers a range of solutions for any application. Below are the available manuals, spec sheets and install guides for current and previous models of Aprilaire humidifiers. To learn more about the advantage of Aprilaire IAQ solutions, visit the Product Benefits Page.

Can’t find the document you’re looking for? Check our Archived Manuals & Guides section.

SPECIAL NOTICE: Humidifier application guidance has been revised in response to furnace fan energy rating regulation changes that go into effect on July 3, 2019. For more information on these recommendations and humidifier/equipment type compatibility, please read our Partner Pro Talk post that features a presentation on humidifier performance with furnaces with ECM blowers.

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Reference Materials

Application, product and reference guides provide product overviews and explain how to select the right products for specific applications, climates and consumer need.