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APRILAIRE Humidifier Pad: Humidifier Pad, Duct Mount Humidifier, 31TP24/31TP25, 400/400A/400M - Humidifier Pads for Portable Humidifiers
APRILAIREHumidifier Pads for Portable Humidifiers

APRILAIRE Humidifier Pad: Humidifier Pad, Duct Mount Humidifier, 31TP24/31TP25, 400/400A/400M

The Aprilaire Humidifier Pad (MPN 45) is a Kraft Paper replacement pad designed for duct mount humidifiers, compatible with models 400, 400A, and 400M, as well as part number 31TP24. It serves as a direct replacement…

SKU 3G-OTH-723623

Brand
APRILAIRE
Item
Humidifier Pad: Humidifier Pad, Duct Mount Humidifier, 31TP24/31TP25, 400/400A/400M
Category
Humidifier Pads for Portable Humidifiers
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Technical Specifications

APRILAIRE
Manufacturer Part Number
45
Type
Duct Mount Humidifier, 31TP24/31TP25, 400/400A/400M, Kraft Paper
Compatible OEM Part Number
31TP24
Compatible Manufacturer Model Number
400A
View Full Spec Sheet

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APRILAIRE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Aprilaire Humidifier Pad (MPN 45) is a Kraft Paper replacement pad designed for duct mount humidifiers, compatible with models 400, 400A, and 400M, as well as part number 31TP24. It serves as a direct replacement for the 31TP24/31TP25 series humidifiers, ensuring proper moisture transfer in forced-air HVAC systems.

Frequently Asked Questions

What is the Aprilaire Humidifier Pad 45 used for?

The Aprilaire Humidifier Pad 45 is a Kraft Paper replacement pad for duct mount humidifiers in forced-air HVAC systems. It ensures proper moisture transfer and is compatible with models 400, 400A, and 400M, as well as OEM part number 31TP24.

What are the specifications of the Aprilaire Humidifier Pad 45?

The Aprilaire Humidifier Pad 45 is a Kraft Paper pad designed for duct mount humidifiers. It is compatible with models 400, 400A, and 400M, and OEM part number 31TP24. The manufacturer part number is 45, and it replaces the 31TP24/31TP25 series.

Where to buy the Aprilaire Humidifier Pad 45 worldwide?

3G Electric supplies the Aprilaire Humidifier Pad 45 worldwide. As a global industrial solutions provider, we handle logistics, customs, and delivery to your location. Contact us to order this Kraft Paper replacement pad for duct mount humidifiers.

How to install the Aprilaire Humidifier Pad 45?

To install the Aprilaire Humidifier Pad 45, turn off the HVAC system and remove the old pad from the duct mount humidifier. Insert the new Kraft Paper pad, ensuring it fits securely. Reassemble the unit and restore power. Always follow the manufacturer's instructions for your specific model.

Used in

Common applications for APRILAIRE
Residential HVAC — Aprilaire model 700 fan-powered humidifier for whole-home humidity control in forced-air systems
Light commercial buildings — Aprilaire model 500M bypass humidifier for maintaining indoor humidity in office spaces
HVAC maintenance — Aprilaire solenoid valve 4040 for replacing faulty valves in humidifier water circuits
Dehumidification systems — Aprilaire controller 76 for managing humidity levels in basements or crawl spaces with dehumidifier models 1830/1850/1870
Air purification — Aprilaire ionizer wire 4602 for servicing electronic air cleaners in residential HVAC systems
HVACR repair — Aprilaire pump 4856 for replacing condensate pumps in dehumidifier or humidifier drainage systems

APRILAIRE Products

3G Electric supplies APRILAIRE humidifier pads for portable humidifiers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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