Lennox 17W04 Muffler

The Lennox 17W04 Muffler is an essential accessory that is used in the control of noise in Lennox HVAC equipment especially in gas furnaces. This small part works like a sound absorber for your furnace, absorbing the sound produced during operation. As to the muffling effect, it may be realized that the use of the muffler decreases the noise produced by the furnace and its method of refining the air and burning the fuel. This ensures that the furnace works as it should without jeopardizing a higher efficiency of the system. Standard inlet/outlet size of 1/2 inch The Muffler is easily adaptable to most Lennox furnace configurations.