Can I use a regular air filter for my furnace filter? Yes 81% No 9% Unsure 9% Get Free Quotes Today! Question: Can I use a regular air filter for my furnace filter? Top Answer (81% of 11 votes): Yes . Answer: Yes Explanation: A regular air filter is design to help keep the system from getting dirty. Kair Answer: Yes Explanation: Yes, if your furnace has a slot for a regular filter. Arizona's Best Heating & AC, Inc. Answer: Yes Explanation: Recommend the white the filter HVAC and More Get Free Quotes From Local Pros ProMatcher Answer: Yes Explanation: If you or anyone in the household has a breathing problem you might want something better. Kohler Heating and Air Conditioning Get Free Quotes Today! Find Local Pros Free Forced Air Furnace Repair Cost Estimates Related Questions Are the fumes emitted from an oil-burning furnace dangerous to humans?Top answer: Yes Can a gas furnace be converted to an electric furnace?Top answer: Never An electric furnace is more energy efficient than a gas furnace.Top answer: False Should a furnace fan be running at all times?Top answer: No Would you typically recommend buying a furnace air purifier?Top answer: Always