Lennox 81M42 Condensate Collar R-407A This valve features 3/8 inch

This valve features 3/8 inch ODF (Over Design Flow) sweat connections for both the inlet and outlet

This specific model is Normally Open (N

Ensure the flame sensor is clean and positioned correctly in the burner path

always verify the rotation of the existing squirrel cage before installation

Engineered for use with Danfoss TE 5 expansion valves

Lennox 81M42 Condensate Collar R-407A This valve features 3/8 inchAs an HVAC technician, you know that managing condensate in upflow furnace configurations is critical to avoiding cabinet corrosion and internal component damage. The Lennox 81M42 Condensate Collar is a genuine OEM Lennox replacement part engineered specifically for upflow furnace condensate management. This high density condensate drain collar integrates seamlessly with the furnace cabinet to provide a leak proof transition for moisture removal.