Air Vent Blocked By Furniture. Blocking an air vent with a sofa or entertainment center can reduce the air flow by 30 percent or more. An object may have fallen into and passed through a vent or a dust and debris-filled filter may prevent air from naturally going through.
Ive read that furniture should be 12-18 away from blocking a supply vent. Sometimes the locations of HVAC vents arent efficient. Here are some ideas to help you get your room healthy again.
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If I use an upward air deflector do I still need to have it 12-18 away. When warm air is pumped into the room through the heat register the cool air must be forced out through the air return vent to be reheated by the furnace. Your heating and cooling equipment was set up for your homes specific square footage. Place large pieces of furniture such as couches chairs and love seats at least 10 inches from air ducts.