Instructions & Brochures

Aprilaire 600-Series Humidifier Installation Instructions (600A Model 60) (pdf, 1.04 MB)
Aprilaire Humidifiers Brochure (pdf, 2.85 MB)
Aprilaire Humidifiers Owners Manual (pdf, 984 KB)
Aprilaire Humidifiers Spec Sheets (pdf, 57.4 KB)
Aprilaire 4655 Manual Humifier Control Safety and Installation Instructions (pdf, 177 KB)
Aprilaire Humidifier Replacement Parts List (Current Models) (pdf, 3.22 MB)
Humidifier Install Instructions - Fiberglass Duct (URL)

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Aprilaire Plenum Opening Sizes (URL)
Aprilaire - Product Registration (URL)