attwoodmarine.com VENTILATION 43 Venturi Vents Clean, contemporary, louver design. Sized for installation even on highly-contoured decks. • For 3" or 4" I.D. ventilation system. • Corrosion-resistant, paintable ABS plastic. • Requires 1341 collector box for 3" system, or 1342 for 4" system. • Install with #8 fasteners For use with Collector Box Installation Hole Size Color OEM Part # Part # 1341, 1342 2" x 15-3/8" Black 1494A1 1494A5 White 1494F1 — 1/4" 2-3/4" 17-9/16" 11/16" 17-9/16" 2-3/4" 1342 1341 Collector Boxes For use with Venturi, Flush Louvered or Trimline Vents. • Corrosion-resistant plastic. For Use with Vent(s) Hoses Installation Hole Size Depth OEM Part # Part # 1494, 1423, 1425, 1426 For two 3" I.D. hoses 2-1/16" x 15-9/16" 3-7/8" 1341-1 — 1494, 1423 For one 4" I.D. hose 2-1/8" x 15-5/8" 5" 1342-1 — Flush Louvered Vents Canted louvers deflect rain and spray and help conceal the collector box. Installs flush to hull. Drain slots to prevent water accumulation. • Black vent is ABS plastic, white vent is ASA plastic. Both are paintable. • Requires 1341 collector box for 3" system, or 1342 for 4" system. • Install with #8 fasteners. For use with Collector Box Installation Hole Size Color OEM Part # Part # 1341, 1342 2" x 15-1/4" Black 1423-1 1423-5 White 1425-1 1425-5 Use With 1494A 1423 1494F 1425
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