1875-inch keyway for accurate and secure direct shaft mounting

checking this panel for perforation or seal failure is a priority

Can this RO system be installed on a hot water line

providing a proactive shut-off response to prevent property damage

Lennox 71W27 Air Inlet Collar R-407C 1875-inch keyway for accurate andThe Lennox 71W27 is a precision engineered furnace air inlet collar designed for seamless integration with high efficiency residential and light commercial HVAC units. This OEM 614169 01 air inlet gasket assembly serves as the critical transition point between external ductwork and the equipment's air intake section, ensuring a rigid and reliable connection. By facilitating a secure duct to unit connection, the 71W27 minimizes energy robbing air