Combined Supply and Exhaust Apparatus

摘要

A combined supply and exhaust apparatus for an air using appliance is provided. The combined supply and exhaust apparatus includes air supply and air exhaust passages. The air supply and air exhaust passages extend between inlets and outlets. A common wall separates the air supply passage from the air exhaust passage. The air supply passage supplies air to the appliance and the air exhaust passage exhausts air from the appliance.