leak-free seat

triggering the manual reset temperature switch to prevent overheating

This is a skeleton-style transformer meant for installation within a protected electrical NEMA enclosure or furnace cabinet to prevent exposure to direct moisture

this switch provides the reliability required by professional contractors for long-term field performance

Lennox 64L81 Air Flapper Els PW 17895 leak-free seatThe Lennox 64L81 Air Flapper Kit (LB 98453B) represents a critical component for maintaining the combustion integrity of legacy Lennox Pulse series furnaces. This genuine OEM replacement kit, containing 10 individual 3 5 8" OD diaphragms, is engineered to handle the unique pressure dynamics of Lennox G14 and G21 units. As a veteran grade air diaphragm kit, these flappers regulate airflow within the combustion chamber, opening and closing in rapid