Lennox 57W91 Replacement Part
Includes:
- (1) - R40086B004 Orifice (Blue) 1.20 (57W91)
Replaces Old Lennox Part Numbers
- There are no older part numbers.
Other Part Numbers
R40086B004
Fits Models:
(Press ctrl + F to find model number below.)
Various. (Call 734-326-3900 with your model and serial number for more information.)