Will a Furnace Run Without a Filter? Here's the Real Answer
If you've actually found yourself looking at a dusty, clogged mess associated with a filter on a Sunday night, you've probably asked yourself will a furnace run without a filter simply for a short time. Probably the hardware store is closed, or even maybe you simply plain forgot in order to buy a backup. The quick, technical answer is yes—your furnace will absolutely turn on plus blow warm air flow throughout your house without a filter in the slot. However, just because it can run doesn't imply it should . In fact, running your own HVAC system without that simple obstacle is a great deal like driving your car without an air flow filter or missing an oil transformation; it might function for a few miles, but you're asking for a massive repair costs down the street. ...