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Ships within 48 hours · Estimated delivery Sep 9 - Sep 14
This model features 1/2 inch ODF (sweat) connections
including S1-024-25121-700
ensuring accurate damper response
this kit addresses common failure points such as worn diaphragms or degraded seals
it integrates seamlessly with existing unit controllers to deliver precise
Lennox 33H63 Flange 319848-301 This model features 1/2 inchFor veteran technicians maintaining residential or commercial exhaust systems, the Lennox 33H63 Smoke Collar Flange is a critical OEM replacement part designed to ensure a high integrity connection between the smoke collar and HVAC ductwork. This heavy duty furnace venting component is engineered from galvanized steel, providing essential resistance to high temperatures and corrosive flue gases. As a Lennox replacement flange (also identified by part