Can I Use a 1-Inch Furnace Filter Instead of 4-Inch?

Search for a slot about one inch wide with a hinged cover or removable cover Where to Find Air Filters in Different Types of HVAC Systems

Learn why an open furnace filter slot is detrimental to the health of your HVAC system and your family, and how to easily fix it

furnace filter slot The thicker filters last longer because of their increased density What size of filter you can use in your furnace depends on the size of the slot You may be

cash machine slot demo It's important to consider both the nominal and actual size when selecting an air filter for your HVAC system You should measure the filter slot in your system