The MERV (Minimum Efficiency Reporting Values) rating reports the filter's ability to trap particulate matter from 0.3 up to 10 microns. MERV 8 Air Filter is the ideal choice for most households, providing standard protection of 90% and offering an affordable air filtering option to keep the air healthy. MERV 11 Air Filter, with a standard protection of 95%, is the perfect choice for homes with pets, smokers, people with allergies, or asthmatics. For large residential and commercial buildings, the MERV 13 Air Filter is the ideal option, providing standard protection of 98% for optimum filtration.

This MERV 13 electrostatic air filter for AC & HVAC systems efficiently filters up to 98% of pet odors & dander, smog, and pollen. The nominal size is 16'' x 20'' x 1'' (Actual size: 15.7" x 19.7" x 0.8"), so please ensure to check your filter size before ordering.

The innovative design of this air filter consists of a washable and reusable ABS frame paired with 6 pieces of foldable filter, which can be replaced separately for more cost-saving and environmentally friendly usage. The filter paper is packed in small individual packages, making it easier to store and replace, effectively reducing the need for additional storage space.

The upgraded construction of this air filter adopts advanced pleated technology to expand air coverage and improve capture capacity, combined with a sturdy ABS frame ensuring a stable structure for optimal efficiency and low resistance to airflow. The furnace air filter can be installed in minutes without the use of any tools, and each inner filter is recommended to be changed every 3 months or sooner for optimal performance.

Don't be confused by the compact package! Inside the box, you'll find not just 1 filter, but a total of 6 folded filter papers neatly stored within the reusable frame. Remember to take them out before use. If you have any questions, please don't hesitate to ask!

In summary, the MERV rating system provides different levels of air filtration, with MERV 8, MERV 11, and MERV 13 offering standard protection of 90%, 95%, and 98%, respectively. The MERV 13 air filter featured in this description is designed for efficient, cost-effective, and environmentally friendly use, making it an ideal choice for both residential and commercial applications.

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