Merv 11 Pleated Air Filter - 17 3/8" x 23 1/4" x 1"Any Kind of Filter's Extended Surface Pleated Filters outperform ordinary furnace filters with medium efficiency and are designed for lower pressure drop, and long service life which reduces HVAC equipment maintenance and energy costs. A higher MERV rating means that the air filter that you are about to purchase possesses a higher amount impurity filtration ability than your ordinary filter.

these can be purchased in any conceivable size

Filtering inserts are anti-microbial and are more efficient in capturing particles

Finally they are factory made so you don‰۪t have to deal with the hassle of trying to cut and size your custom air filters and they come with a full warranty

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such as dust

This is designed to fit into 1" Return Air Grilles

And there are no metal parts that could lead to corrosion or oxidation within the filter

if not you can measure it or check the HVAC unit and the owner‰۪s manual

Eliminates Filter Bypass

Filtering inserts are shipped in an easily stored packet

They are easy to install with custom air filters made to the sizes that you specify

high quality Air Filters to you