TW-445 / HW-445
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Terms and conditions
| STANDARD CONSTRUCTION | |
|---|---|
| FRAME | EXTRUDED 6063-T6 ALUMINUM, 0.081" (2.1 MM) THICK |
| BLADES | EXTRUDED 6063-T6 ALUMINUM, 0.072" (1.8 MM) THICK |
| BLADE ANGLE | 45° |
| BLADE SPACING | ± 5" (127 MM) |
| BLADE FASTENING | FASTENED TO FRAME WITH SCREWS |
| BIRD SCREEN | GALVANIZED 1/2" X 1/2" (12.7 MM X 12.7 MM) |
| SECTION SIMPLE | MIN. 6" (152 MM) X 8" (203 MM) MAX. 60" (1 524 MM) X 234" (5 944 MM) |
| MULTIPLE SECTIONS | VARIOUS CONFIGURATION AVAILABLE |
| PERFORMANCE : 48" X 48" SECTION | |
|---|---|
| LIBRE | 7.41 FT² (0.688 M²) |
| PERCENTAGE OF FREE AREA | 47% |
| BEGINNING POINT OF WATER PENETRATION | 576 FT/MIN (2.92 M/S) |
| PRESSURE DROP AT BEGINNING POINT OFcWATER PENETRATION | 0.034" W.G. (8.5 PA) |