| Model: | AHFT4 |
| Filter: | AHFT4 |
| Depth: | 4" |
| Minimum Size: | 12" x 12" |
| Maximum Size: | 48" x 96" |
| Door Panel Material: | 20 ga. Galvanized Steel |
| Door Panel Frame: | .080-6063-T6/T52 Extruded Aluminum |
| Flanged Frame: | .180-6063-T6/T52 Extruded Aluminum |
| Insulation: | 2.25 lb Density Polyurethane Foam |
| Handles: | Dual Acting Die Cast Zinc |
| Dual Gasket: | Continuous Length Extruded Foamed Santoprene |
| Hinge Material: | Stainless Steel Continuous |
| Hinge Type: | Out Swing |
| Doors Operate: | Out-Swing (Recommended for Negative Pressure) |
| Finish: | Mill |