Replacement Humidifier Pad, Water Panel 12

The Aprilaire 12 Replacement Humidifier Pad ensures optimal humidity control and performance for compatible Aprilaire humidifier models through efficient water evaporation and uniform moisture distribution.

The Aprilaire 12 Water Panel is a genuine replacement humidifier pad designed for high-efficiency operation in whole-house humidifiers. Engineered with a precision aluminum mesh frame coated with an evaporative material, it evenly distributes water to add humidity to indoor air. This helps maintain comfort, prevent static, and protect furnishings from dryness. The pad is easy to install and specifically sized for Aprilaire Humidifier Models 440, 445, 445A, 112, and 224.

• Model number 12 identifies this Aprilaire Replacement Humidifier Pad (Water Panel).
• Designed for Aprilaire Models 440, 445, 445A, 112, and 224 whole-house humidifiers.
• Provides maximum moisture output through uniform water evaporation and air flow distribution.
• Constructed from aluminum mesh with a water-absorbing coating for optimal humidity transfer and longevity.

Technical Data & Specifications

• Manufacturer: Aprilaire
• Model Number: 12
• Product Type: Replacement Humidifier Pad / Water Panel
• Function: Provides evaporative moisture transfer for whole-house humidifiers
• Width: 11-1/2 inches (292 mm)
• Depth: 1-3/4 inches (44 mm)
• Height: 14-3/4 inches (375 mm)
• Compatible Models: Aprilaire 440, 445, 445A, 112, and 224
• Material: Aluminum mesh with hydrophilic evaporative coating
• Frame Type: Rigid aluminum mesh construction
• Airflow Direction: Designed for horizontal or bypass humidifier configurations
• Operating Environment: Works with both warm-air and cold-air furnace systems
• Installation: Simple slide-in replacement design
• Maintenance: Replace water panel annually or as recommended by system manufacturer
• Moisture Output: Maintains optimal humidity balance throughout the conditioned space
• Performance: Consistent moisture dispersion with reduced mineral buildup
• Compliance: OEM-quality component meeting Aprilaire system performance standards
• Warranty: Aprilaire Limited Warranty (when installed in compatible system)

Features & Benefits

• Genuine Aprilaire replacement water panel ensures system compatibility and reliable humidification performance.
• Provides uniform water distribution for efficient moisture output and air comfort.
• Aluminum mesh design with specialized coating enhances water absorption and evaporation efficiency.
• Prevents dryness, static electricity, and damage to wood furniture and flooring.
• Easy to replace — designed for simple slide-in installation without tools.
• Durable construction resists scaling and mineral accumulation for long service life.
• Compatible with multiple Aprilaire humidifier models, including 440, 445, 445A, 112, and 224.
• Maintains indoor comfort and supports efficient furnace operation year-round.