Home Improvement

How long do reusable furnace filters last?

Save money in the long run: The cost of a washable filter is higher upfront than a disposable one, but it lasts five years or longer, so it quickly pays for itself. After all, HVAC professionals recommend replacing the furnace filter every one to three months.

How often should you replace a reusable furnace filter?

A good rule of thumb is to replace pleated filters every 90 days. If you have electrostatic or washable filters, they should be washed, dried, and re-installed once a month. The washable filters are more eco-friendly and, if cleaned and reused appropriately, can last 5 to 10 years.

How long do washable furnace filters last?

ten years

Most washable filters last for at least ten years so you should be just fine if you plan accordingly and take gentle care of your washable filter when you wash it. Most washable electrostatic furnace filters come with a Lifetime Warranty against manufacturing defects.

Are washable furnace filters effective?

Air Filtering Effectiveness



Washable air filters don’t have a strong reputation for air purifying performance and have an average MERV rating between 1 and 4. They work fine at catching larger airborne contaminants such as dust, dust mites, carpet fibers, and pollen.

How do you clean a reusable furnace filter?


Or you can use a drop of dishwashing detergent in a spray bottle filled with water spray the filter thoroughly with the cleaning solution.

Are reusable air filters worth it?

Washable Wins for the Environment



One of the main factors that lead homeowners to consider a washable air filter is that reusable filters are more environmentally friendly. Washable air filters can last five to 10 years or longer, with some makers claiming washable filters may outlive your HVAC system.

Can air filters be cleaned and reused?

Handling a Filter Can Damage Its Integrity



If you tear a hole in the fibers or loosen the fiber density, your air filters cannot work as well as before. Instead of cleaning a disposable air filter, throw it away and replace it with a new one.

Can you run a furnace without a filter?

NO. A furnace filter has a critical job to perform and a filter cannot be run without one. For a furnace to work properly, it should always be equipped with a clean, working filter. As we’ll see, a dirty filter can cause problems, and so can having no filter at all.

How often should a furnace filter be cleaned?

In general, this is how often changing furnace filters needs to be done: For 1- to 2-inch filters, replace them every 1 to 3 months. For 3- to 4-inch filters, replace them every 6 to 9 months. For 5- to 6-inch filters, replace them every 9 to 12 months.

How often should you clean a washable air filter?

every 3 to 5 months

If you are aiming to save, then you can wash the washable filter yourself in order to prevent air quality problems. The filters require cleaning every 3 to 5 months depending on their MERV rating.

Can you vacuum HVAC filters?

While manufacturers do not recommend vacuuming air cleaner filters, you could slightly prolong the life of your filter by regularly vacuuming it and its surrounding encasement.

How long do pleated air filters last?

90 days

Pleated air filters are high-quality filters that are very effective in trapping particles and last up to 90 days. Pets—If you own pets, change your filters every two months to keep your air clean.

How often should you change air filters in home?

every 90 days

Generally, most air filter manufacturers and HVAC companies recommend changing your air filter every 90 days, or 3 months. That can change based on where your home is located (ex. dusty, dry climates), if you have any pets, and the age of your system and equipment.

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