100,000 BTU 80% AFUE Single Stage Gas Furnace - 21" Width - Upflow/Horizontal

100,000 BTU Single-Stage Upflow/Horizontal ECM Multi Speed Gas Furnace 80% AFUE

Goodman 100000 BTU 80% Single Stage Gas Furnace Downflow - GC9S801005CN

RHEEM/FUJITSU FF100215LS80ZA 100K BTU 1-STAGE UP/HORIZ ECM GAS FURNACE 80% 115V

NEW Weather King / Rheem 100BTU Gas Furnace 80 % 3.5 / 5Ton W801CA100521MSA

Carrier Comfort 80% AFUE 90000 Btuh Multi-purpoise Gas Furnace 58SB0A090E24--20

NEW Rheem Endeavor 75,000 BTU Gas Furnace 80 % AFUE 2.5 ton R801T0754A17UHSNAS

Amana AM9C801005CX 100,000 Btu 2-Stg Up/Horizontal ECM Gas Furnace 80% 2000 Cfm