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By FilterBuy Replacing the filter in your air conditioning and/or heating system regularly keeps your appliances working properly and your energy bills low. It's also a task that many homeowners forget about for months at a time, which can send your energy bill skyward and potentially contribute to other maintenance issues down the line. Read on to find out the best rate at which to change your air filter! General RecommendationsSo, how frequently should you change your air filter? The answers is: it depends. A general rule of thumb for pleated air filters (like ones made by FilterBuy) is to replace your filter every 90 days. As your filter traps more dirt, dust, and allergens from the air, filter efficiency decreases. Find out below if you should be replacing your filter more often. Does someone in your home have asthma and/or allergies?Those with asthma and/or allergies are much more sensitive to airborne particles than those without. If you have an asthma- or allergy-sufferer at home, change your filter every 6 weeks to ensure indoor air quality is at its best. Does someone in your home have asthma and/or allergies?Those with asthma and/or allergies are much more sensitive to airborne particles than those without. If you have an asthma- or allergy-sufferer at home, change your filter every 6 weeks to ensure indoor air quality is at its best. Do you have pets?Cats and dogs shed and have odors that can build up in your space, making it necessary to change your filter every 2 months. Generally, cats and dogs shed most when winter turns to spring and summer turns to fall, which are key times to replace your filter. Do you have young children?Superior indoor air quality is especially important with kids around. Keep your home clean and air quality under control by replacing your vacuum filter every 2-3 months. Factors that can affect your HVAC air filter's lifespan include:The rate at which you use your heating and/or cooling systemIf you live in a temperate climate and use your heater and/or air conditioner up to a few hours every day, a single filter can last you from a whole season to an entire year. If your HVAC system is running on a near-constant basis, however, change your filter every few weeks (especially if you're using a cheaper fiberglass filter). The rate at which you use your heating and/or cooling systemIf you live in a temperate climate and use your heater and/or air conditioner up to a few hours every day, a single filter can last you from a whole season to an entire year. If your HVAC system is running on a near-constant basis, however, change your filter every few weeks (especially if you're using a cheaper fiberglass filter). The size of your homeFurnaces and air conditioners in smaller homes need to pump less air for the same amount of temperature change, which may mean less frequent filter changes. These appliances are often built with smaller filters, though, and thus may need to be changed just as regularly as a filter in a larger home. The air quality within your homeThe air within or outside your home will also affect your filter's replacement cycle. Pets or poor air quality, for example, will require you to replace your air filter more frequently. The air quality within your homeThe air within or outside your home will also affect your filter's replacement cycle. Pets or poor air quality, for example, will require you to replace your air filter more frequently. How to Tell When Your HVAC Air Filter Needs ChangingAny use will lead to some amount of dirt being trapped in your air filter - that's its job, after all. There's no strict guideline, but if your filter shows only a subtle layer of dirt under which the filter's material is still visible, your filter is in fine working order. Once it gets much beyond that point, it's ready to be changed out. If there's a visible coating of dirt covering most of your filter's surface that is adequately thick to obscure the filter material itself, that's a sign that your filter has been in your HVAC system far too long. Every few weeks, take out your filter and give it a look! Is there a musty odor? Is the filter covered in dust? If in doubt, it's always best to err on the side of replacing your filter. They're relatively inexpensive, and that small cost to keep your heating and cooling vents clear will be well worthwhile when your energy bill comes due. If it's been a while since you've changed your filters, we can help you find the right size, brand, and type of HVAC air filter for your furnace and/or air conditioner. Ready to replace your filter? Click here and get your system back to clean efficiency! FAQHow do I know if my air filter needs changing?There are often obvious signs that your air filter needs changing. They include:
When in doubt, buy a replacement air filter and change it out. How long can you go without changing the air filter?The longest you should go without changing your air filter is the recommended 90 days. However, if replacing your air filter is simply out of the question for an extended period of time, going beyond 90 days is not going to cause irreparable harm to your AC system. However, you will put unwanted strain on your HVAC system, resulting in poor air quality and air circulation. What are the symptoms of a dirty air filter?Symptoms of a dirty air filter can include:
Does changing the air filter make a difference?Yes, changing your filter has several impacts on your HVAC system’s ability to cool your house and the overall quality of your air. When you change your air filter, you allow more air to flow through your system with less power usage resulting in better circulation, cleaner air, and a lower electricity bill. How often do I really need to change my air filter?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.
How long does a 20x25x5 air filter last?Your 20x25x5 Air Filters Protect the Furnace and Air Conditioner from Expenses. In the same way 20x25x5 air filters help protect indoor air quality, they help protect the furnace and air conditioner equipment. The average central air system should last between 10 to 15 years with regular maintenance.
How often should you change a 4 inch air filter?For 3- and 4-inch filters, plan for a replacement about every six to nine months. If you have the larger 5- or 6-inch filters, they will need replacing every nine to 12 months.
How long is a 4 inch filter good for?A good rule of thumb is to change 1-2 inch filters every three months, 4 inch filters every six months and 5 inch filters every 12 months. Signs your air filter needs changed: The filter is visibly dirty.
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How often to change 20x25x4 air filter
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