Model 4620 Fabricated Metal Louver 6" Deep Stationary Blade @ 30°

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Vent_4620 Vent_4620dim1 Vent_4620dim2

STANDARD SPECIFICATIONS

  • FRAME: 18 gauge galvanized steel.
  • BIRDSCREEN: 19 gauge 1/2" x 1/2" galvanized steel.
  • FINISH: Standard Mill.
  • BLADES: 18 gauge galvanized steel, permanently riveted to frame.
  • MAXIMUM SINGLE SECTION: 72" x 96"
  • MINIMUM SIZE: 6" x 10"
  • BLADES: 18 gauge galvanized steel, permanently riveted to frame.
  • NOTE: A and B are opening dimensions. Unless otherwise specified, louvers are made 1/4" undersize

OPTIONS

  • -31 Flange.
  • -34 Buck Frame (Requires flanged
  • -35 Sill Extension.
  • -36 All Welded Construction.
  • -40 Standard screen in removable
  • -42 18 x 16 Mesh aluminum insect screen.
  • -81 16 Gauge Construction.
  • -86 Aluminum Construction.
  • -63 Burglar Bars.
  • -87 Stainless Steel Construction.
  • -95 Finishing.
4620performance 4620air

Data shown does not include the effect of a 1/2" x 1/2" x 19 ga. galvanized birdscreen. Graphs are corrected to standard air density .075 lb. per cubic foot.
RECOMMENDED MAXIMUM INTAKE FREE AREA VELOCITY 500 F.P.M.

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