Oil Furnaces
Precision engineering and true craftsmanship make Armstrong Air oil furnaces a smart choice for homeowners in more northern climates.
Variable Speed Blower
Adjustable fan speeds mean higher efficiency, quieter operation, and more consistent comfort.
L85UFV
- 85% AFUE Efficiency *
- Variable Speed Fan Motor
L85UFV
- 85% AFUE Efficiency *
- Variable Speed Fan Motor
Single-Stage Performance
Hardworking, dependable and efficient warmth, winter after winter.
L83UF
- 83% AFUE Efficiency *
L83HF/R
- 83% AFUE Efficiency *
L83UF
- 83% AFUE Efficiency *
