The Lennox 85M51 (100028-01) AC & Heat Pump Discharge Grille is an OEM protective grille designed for use on Lennox air conditioning and heat pump outdoor units. This component installs over the discharge opening to protect internal components while allowing proper airflow for efficient system operation. Manufactured to Lennox specifications, it ensures correct fitment, durability, and long-term performance in residential and light commercial HVAC applications.

This discharge grille helps prevent debris, accidental contact, and environmental damage to the condenser fan area without restricting airflow. It is a direct replacement part, making it ideal for repairs, maintenance, or restoration of original equipment performance.

Compatible with select Lennox AC and heat pump models. Always verify compatibility using the model and serial number before ordering.

 

Key features:

• OEM Lennox replacement discharge grille
• Designed for AC and heat pump outdoor units
• Protects condenser fan and internal components
• Maintains proper airflow and system efficiency
• Durable metal construction for outdoor use
• Direct-fit replacement with no modifications required

 

Applications:

• Lennox air conditioners
• Lennox heat pumps
• Residential and light commercial HVAC systems

Specifications:

Manufacturer: Lennox
Part number: 85M51
Alternate part number: 100028-01
Product type: Discharge grille
Function: Air discharge protection and airflow management
Installation location: Outdoor unit discharge opening