Air Filter and Rack Kit for Side Return Air Applications (Not for use with RAB Return Air Base) Heat Cable Tape: Washable or vacuum cleanable polyurethane frame type filter 66 ft. Self-limiting wattage heat cable prevents condensate drain from OPTIONS freezing in unconditioned areas.

LįEATURES OPTIONS FILTER (NOT FURNISHED) Filter and provisions for external mounting must be field Condensate Drain Heat Cable Kits provided. Main 3-pass clamshell type heat exchanger constructed of Proper orifice for LPG/Propane models is included with heavy−gauge, aluminized steel. įEATURES OPTIONS HEATING SYSTEM B ® Lennox Duralok Plus Heat Exchanger Assembly High Altitude Orifice Kit − Natural Gas Only Lennox developed heat exchanger assembly consists of primary Required for all natural gas models for proper unit operation at heat exchanger and secondary condenser coil assembly. Pages 9−12 Exhaust Pipe Venting Information. 210394 August 2005 Supersedes December 2004 AFUE − up to 92.1% Input − 44,000 to 132,000 Btuh Nominal Add−on Cooling − 2 to 5 Tons MODEL NUMBER IDENTIFICATION G 43 UF−B 24 − 045 Unit Type G = Gas Furnace Nominal Gas Heat Input Series 045 = 44,000 Btuh (12.9 kW) 43 = 90% Minimum AFUE 070 = 66,000 Btuh (19.3 kW) 090 = 88,000 Btuh (25.8 kW) Configuration 110 = 110,000 Btuh (32.2 kW) UF = Up−Flow 135 = 1įEATURES CONTENTS Blower Data. G A S F U R N A C E S G43UF ® MERIT SERIES Up−Flow E N G I N E E R I N G D A T A Bulletin No.

G43uf lennox furnace parts