Merv 11 Pleated Air Filter - 13 1/2" x 30" 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.

To find the size the old unit should have sizing information printed on it

Then Order custom air filters from us today

This is designed to fit into 1" Return Air Grilles

Either way

we even have the odd sizes

Includes one Frame and PACK of 6 pads

Simply cut a hole

insert the lamp and you‰۪re done

Water resistant lamp connection

the A+2000 uses stage loading

the more efficient a filter is at removing particles

One way to overcome this problem is to increase the surface area of the filter media