Lennox 58W38

MULLION-DRAIN PAN

A drain is a channel, conduit, or pipe designed to carry away or channel superflous liquids for disposal or reclamation. A drain assembly is one or more components of a larger mechanism that facilitates as a drain. A drain assembly component may be a pipe, stopper, pan, basket, valve, filter, plug, hose etc.

A drip pan or drain pan is a container for catching material such as water or grease that drips from above (as from the burners of a gas range or condensation from an evaporator).  It is usually a shallow rectangular metal or plastic pan used especially for baking and roasting, frying, and water containment and may be connected to a drain or drain pipe.

A mullion is a slender vertical member that forms a division between units of a window, door or panel. A mullion may include a heating element or wire that is activated to keep moisture and frost from forming, for example on the exterior or glass door of a refrigerator or freezer.