When choosing an HVAC filter, you’re faced with a common dilemma: the ongoing cost and waste of disposable filters versus the long-term value and reusability of a washable furnace filter. This guide will help you understand how these filters work, their key benefits, and if they’re the right fit for your home.
What are washable furnace filters?
Unlike disposable filters that are made from pleated paper or fiberglass, washable furnace filters are constructed from a synthetic material that can be cleaned and reused for years. They typically use a built-in static charge to attract and trap airborne particles. The friction of air passing through the filter naturally generates a mild electrical charge that acts like a magnet, pulling dust, pollen, and pet dander out of the air.
Benefits of washable vs. Disposable filters
Choosing a washable filter offers several advantages over a standard disposable one:
- Cost Savings: The initial purchase price of a washable filter is higher, but since it can last for many years, you save a significant amount of money by not having to buy new filters every month or two.
- Eco-Friendly: By eliminating the need for a new filter every few months, you significantly reduce waste, making this a more sustainable choice for your home.
- Consistent Filtration: As long as you maintain it correctly, a washable filter provides a consistent level of filtration throughout its lifespan.
How to clean and maintain washable furnace filters
To ensure a washable filter works effectively, regular cleaning is essential. A dirty filter will restrict airflow, making your HVAC system work harder and less efficiently.
Follow these simple steps:
- Remove: Turn off your HVAC system and carefully remove the filter.
- Wash: Use a low-pressure hose or your shower head to rinse the filter. Start from the dirty side and spray until the water runs clear. A mild detergent can be used for tough buildup.
- Dry: This is the most crucial step. Let the filter dry completely, either by air-drying or with a fan. Do not put a damp filter back in your system, as this can lead to mold growth and potential damage to your unit.
Lifespan and cost savings of reusable filters
With proper care, a high-quality washable furnace filter can last for 10 years or more. While a disposable filter might cost between $10 and $20, this recurring expense adds up quickly over time. By investing in a single washable filter, you eliminate this ongoing cost and benefit from long-term savings.
Are washable furnace filters worth it?
For many homeowners, the answer is yes. They are an excellent option for those looking to save money in the long run and reduce their environmental footprint. However, if you or a family member suffer from severe allergies or asthma, you may benefit more from a higher-efficiency pleated filter (MERV 11 or above). Washable filters typically offer a MERV equivalent in the 8-10 range, which is good but may not be enough for specific respiratory needs.
Ready to make the switch to a reusable filter or want advice on the best air quality solution for your home? Contact MJ Pro Energy today to speak with a professional.