Glasfloss 19-7/8 x 21-1/2 x 1 Air Filters (Case of 6), MERV 10, Pleated, Made in USA
- Glasfloss 20x30x1 furnace air filter or furnace air filter of MERV 10 rating offer better performance than MERV 8 with same or lower price. Removes dust particles between 1 to 10 microns sizes.
- ASHRAE 52.2 Std MERV 101 Rating approved. ASHRAE highly recommends minimum MERV 10 rating to be used for home or office..
- Filter Media: 100% Synthetic Fiber, will save you in energy costs. Glasfloss filters last up to 90 Days without losing its performance. Recommended to change every 60 days for better performance..
- Applications: The Glasfloss Z-Line MERV 10 are excellent choice for Residential, Commercial Buildings, Hospitals, School/Universities, Clean Rooms and Industrial application for pre-filter use..
- Glasfloss dedicated services since 1936 to millions of satisfied customers. A reliable and good quality product from trustworthy company.