*Up to 90.00% AFUE

*Cast-aluminum heat exchanger

*ENERGY STAR® qualified

*This product qualifies for a tax credit under the American Recovery and Reinvestment Act.

*Sealed-combustion design

*Constructed of heavy-gauge steel and corrosion-resistant aluminum alloy

*15-year limited warranty on heat exchanger

*10-year limited warranty on remaining covered parts

*Up to 85.2% AFUE

*Beckett® oil burner

*Optional tankless coil

*Sealed-combustion design

*Cast-iron heat exchanger

*20-year limited warranty on heat exchanger

*1-year limited warranty on remaining covered parts

*Up to 82.7% AFUE

*Electronic ignition

*Thick fiberglass insulation

*Vent damper

*Sealed-combustion design

*12-year limited warranty on heat exchanger

*1-year limited warranty on remaining covered parts