Merv 8 Pleated Air Filter - 8 1/8" x 8 1/8" x 1" 4-PACK

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

these can be purchased in any conceivable size

The secret behind the A+2000‰۪s custom air filters performance is the patented stage loading/peak and valley design

In general

This is a 5" MERV 10 HIGH PERFORMANCE AIR FILTER

You never have to hassle with disposable filters that will end up in a landfill again

This is designed to fit into 1" Return Air Grilles

Because we specialize in custom air filters

Eliminates Filter Bypass

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

some just refer to them as electrostatic filters

Unlike some permanent custom air filters