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Direct OEM Replacement: Ensures exact dimensional matching for the 100208760 part number
a round ARD series or an appropriate opposed-blade model should be specified
the A2123404 offers precise compatibility with hot water boiler systems where fluid velocity is critical for heat transfer performance
preventing hazardous flue gas recirculation
Enhanced Durability: I-beam frame construction provides the rigidity needed for consistent
Lennox 71M80 Concentric Kit 326058-756 Direct OEM Replacement: Ensures exactThe Lennox 71M80 Concentric Kit is a professional grade 1 1 2" Concentric Vent Kit designed to streamline high efficiency furnace venting by combining intake and exhaust into a single roof or sidewall penetration. Engineered specifically for compatibility with Lennox HVAC systems, including elite models like the SLP99 and EL297 series, this OEM concentric termination kit utilizes a dual pipe design to isolate flue gases from fresh combustion air.
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