Lochinvar & A.O. Smith 100189054 4" Flue Collar Kit

The Lochinvar & A.O. Smith 100189054 is a 4" Flue Collar Kit replacement part to be used in water heaters and boilers. This flue collar kit will prevent you from the cumbersome process of having a loose installation flue pipe and HVAC equipment and safely allow the combustion gases to escape out of the system. Designed to be compatible with select Lochinvar and A.O. Smith models, it helps ensure system efficiency whilst preventing back draft which improves safety. Using this flue collar kit will allow you to be sure your water heater or boiler is performing at its best, reduce potential hazards, and increase the life of your water heater or boiler.