HP-445D High Performance with Drain

HP-445D High Performance Standard with Drain

DESCRIPTION

4″ Deep Rain Defense high performance series with Drainable head; extruded aluminum construction; frame with channel profile; corner joints mitered and mechanically fastened, with continuous recessed caulking channel each side; intermediate mullions matching frame; gutters; rated for an air performance and water penetration maintained effectiveness rate tested in accordance with AMCA 500-L.

WATER PENETRATION PERFORMANCE

• Free Area Velocity at Beginning Point of Water Penetra on: 761.2 fpm (3.86m/s)
• Air Volume Flow Rate at Beginning Point of Water Penetra on — 48in (1220mm) x 48in (1220mm) unit: 6,073 cfm (2.87 m3/s)
• Pressure Drop at Beginning Point of Water Penetra on: 0.086 in. H2O (22 Pa)

AIRFLOW PERFORMANCE

• Free Area: 56% , based on a test sample of 48in (1220mm) x 48in (1220mm)
• Airflow Classifica on—Class 2