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How often should I replace my furnace filter?

Once a month
50%
Once every 3 months
36%
Once a year
9%
Unsure
3%
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Question: How often should I replace my furnace filter?
Top Answer (50% of 55 votes): Once a month.

Answer: Once a month
Explanation: Once a month
A+ Realty and Construction LLC
Answer: Once a month
Explanation: To insure a long life on unit it needs to have proper intake air. A dirty filter restricts air and performance from system.
Kair
Answer: Once a month
Explanation: Every time you get a utility bill change you filter.
Arizona's Best Heating & AC, Inc.
ProMatcher
Answer: Once every 3 months
Explanation: Could be more often. Do like the white pleated
HVAC and More
Answer: Once a month
Explanation: This really depends upon your home, the type of filter you use and how much traffic (people and pets)come through your home.
Master Building Inspectors
Answer: Once a month
Explanation: cleaner the more particles it will trap
Black Dirt Services LLC
ProMatcher
Answer: Once every 3 months
Explanation: The disposable cheaper filter (EZ flow brand), 1-2 months. 3M filter, 2-3 months. Non disposable washable – wash every month.
GrassHoppers Lawn Enforcement LLC
Answer: Once every 3 months
Explanation: Every 3 months but if you have sensitive people in your family then once a month is suggested.
Home Inspection Solutions
Answer: Once a month
Explanation: Buy throw away filters and replace monthly. You will extend the life of your hvac system.
Rightway Residential Home Inspections
ProMatcher
Answer: Once a year
Explanation: Replacing filters at least once a year helps with dust and particles in the air to prevent breathing issues.
Timberworx Tree and Landscaping
Answer: Once every 3 months
Explanation: It depends of the type of filter that you use. Typically you would change it every 3 months. That is what is recommended by the air specialists.
M&G Lawncare
Answer: Once a month
Explanation: Keeping your furnace filter clean optimizes its performance.
Spire Home Inspection
ProMatcher
Answer: Once every 3 months
Explanation: depends on your air quality
Thomas Property Services
Answer: Once a month
Explanation: It really depends on the home, home environment, type filter, and where the returns are located.
APSCO Professional Service Company
Answer: Once a month
Explanation: I would say definitely once a month unless the filter itself says otherwise.
JKM Home Inspections
ProMatcher
Answer: Once a month
Explanation: A basic 1" air filter should be replaced every 30 days for top performance and efficiency. Some media ( 5" ) filters can last upto a year depending on the climate.
Dr Heat & Cool Comfort Experts
Answer: Once a month
Explanation: Depends on type.
Legacy Home Inspection & Appraisal LLC
Answer: Once every 3 months
Explanation: Once to every three months is recommended
Higher Standards Property Solutions LLC
ProMatcher
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