High Effeciancy Multiply Filters 

Available in the following sizes

12x20    14x20  16x16  20x20  24x30

12x24    14x30  16x20  20x25

12x30                16x25  20x30   

Filter Media Type For The Following

Spaceguard  201 And 401

Honeywell 16X25 And 20x25 F100 Media