Model 7140 Extruded Aluminum Penthouses

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Vent_7100 Vent_7140dim1 Vent_7140dim2 Vent_7140dim3

STANDARD SPECIFICATIONS

  • FRAME: 1 1/2" x 1 1/2" x 1/8" aluminum structural angles.
  • BLADES: .080 6063T6 extruded aluminum.
  • ROOF: Removable .063 3003-H-14 aluminum press formed and screwed to frame.
  • INSULATION: 1/2" fiberglass on underside of roof.
  • BIRDSCREEN: .051 x 3/4" diamond pattern expanded aluminum.
  • CONSTRUCTION: A. Mitered Corner-heliarc welded mitered corners.
    B. Box Corner-.063 aluminum.

OPTIONS

  • -40 Standard Screen in Removable Frame.
  • -42 18 x 16 Mesh Aluminum Insect Screen (Removable).
  • -45 1/2" x 1/2" x .063 Aluminum Screen.
  • -47 1/2" x 1/2" x 19 Gauge P.V.C. Coated Birdscreen
  • -95 Finishing (Add Roof When Determining Sq. Ft.).
  • -99 Nonstandard Option on Standard Product, Specify.

NOTES

  1. A and B are opening dimensions. Unless otherwise specified, penthouses are made 1/2" undersize.
  2. Refer to form #2700 for louver construction.
  3. Refer to catalog #8000 for roof curb information
  4. Large units, depending on freight requirements, are shipped knocked down in multiple sections for field assembly.
7140performance 7140air 7140freeare

Data shown includes the effect of .051 x 3/4" diamond pattern aluminum birdscreen.
Graphs are corrected to standard air density .075 lb. per cubic foot.
RECOMMENDED MAXIMUM INTAKE FREE AREA VELOCITY 400 F.P.M.

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