93% Single Stage Upflow/Horizontal Furnace (Armstrong/AirEase) 93% AFUE Efficiency RatingThis means 93% of your fuel i SKU: A93UH1D045B08A EA * SEE A93UH1E045B12A * (A93UH1D045B08A )45 MBH 93% 1STG UP/HORIZ (A93UH1D045B12A )70 MBH 93% 1STG UP/HORIZ (A93UH1D070B12A )90 MBH 93% 1STG UP/HORIZ (A93UH1D090C16A )110 MBH 93% 1STG UP/HORIZ (A93UH1D110C16A )110 MBH 93% 1STG UP/HORIZ (A93UH1D110C20A )135 MBH 93% 1STG UP/HORIZ (A93UH1D135D20A ) Log in to View Price