Koch Filter® Air Filter, Disposable Filter, Fiberglass Media, Kraft Board Frame, 20 in Width, 20 in Height, 1 in Depth, 5 MERV, 65 to 70 % Filter Efficiency, 0.05 in-WG Initial Resistance, 250 cfm Air Flow Capacity
| Air Flow Capacity | : | 250 cfm |
| Depth | : | 1 in |
| Filter Efficiency | : | 65 to 70 % |
| Filter Type | : | Disposable |
| Frame Material | : | Kraft Board |
| Height | : | 20 in |
| Initial Resistance | : | 0.05 in-WG |
| MERV | : | 5 |
| Media Material | : | Fiberglass |
| Width | : | 20 in |