HP-645

HP-645

DESCRIPTION

6″ high performance series; 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 Penetration: 900 fpm (4.57 m/s)
• Air Volume Flow Rate at Beginning Point of Water Penetration — 48in x 48in unit: 7,194.4 cfm (3.4 m3/s)

AIRFLOW PERFORMANCE

• Free Area: 51%, based on test sample of 48in (1220mm)x 48in (1220mm)
• Airflow Classification—Class 2