TW-645 / HW-645
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Terms and conditions
STANDARD CONSTRUCTION | |
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FRAME | EXTRUDED 6063-T6 ALUMINUM, 0.125" (3.2 MM) THICK |
BLADES | EXTRUDED 6063-T6 ALUMINUM, 0.125" (3.2 MM) THICK |
BLADE ANGLE | 45° |
BLADE SPACING | ± 6" (152.4 MM) |
BLADE FASTENING | FASTENED TO FRAME WITH SCREWS |
BIRD SCREEN | GALVANIZED STEEL 1/2" X 1/2" (12.7 MM X 12.7 MM) |
SECTION SIMPLE | MIN. 12" (305 MM) X 16" (406 MM) MAX. 60" (1 524 MM) X 234" (5 944 MM) |
MULTIPLE SECTIONS | VARIOUS CONFIGURATION AVAILABLE |
PERFORMANCE : 48" X 48" SECTION | |
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LIBRE | 6.86 FT² (0.637 M²) |
PERCENTAGE OF FREE AREA | 43% |
BEGINNING POINT OF WATER PENETRATION | 836 FT/MIN (4.25 M/S) |
PRESSURE DROP AT BEGINNING POINT OFcWATER PENETRATION | 0.03" W.G. (7.5 PA) |