3.To wire through wall:
Mark a line distance “A” from the right of the centerline on the underside of the wall. Mark the point on this line that is ³⁄₄" (1.9 cm) from the underside of the cabinet. Drill a
1¹⁄₄" (3.2 cm) diameter hole through the rear wall at this point.
³⁄₄" (1.9 cm)
A
Centerline
A. 10⁷⁄₈" (27.6 cm)
Style 1 - Cut Openings for 3¼" x 10" (8.3 cm x 25.4 cm) Rectangular Vent System
Roof Venting
To make a 4¹⁄₄" x 10½" (10.8 cm x 26.7 cm) rectangular cutout on the underside of cabinet top and bottom:
1.Mark lines ¹⁄₂" (1.3 cm) and 4³⁄₄" (12.1 cm) from the back wall on the centerline of the underside of cabinet.
2.Mark lines 5¼" (13.3 cm) to the right and left of the centerline on the underside of cabinet.
3.Use saber or keyhole saw to cut a rectangular opening for vent.
4.Repeat steps
Cabinet cutouts
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*From wall, not cabinet frame
Wall Venting
To make a 3½" x 10½" (8.9 cm x 26.7 cm) rectangle in the wall:
1.Make 2 lines by measuring ³⁄₈" (0.9 cm) and 3⁷⁄₈" (9.8 cm) down from underside of cabinet and mark on the centerline on the back wall.
2.Mark lines 5¼" (13.3 cm) to the right and left of the centerline on the wall.
3.Use saber or keyhole saw to cut a rectangular opening in the wall for the vent.
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Style 2 - Cut Openings for 3¼" x 10" (8.3 x 25.4 cm) Rectangular Vent to Round Vent Transition
Roof Venting
To make a 4¹⁄₄" x 10½" (10.8 cm x 26.7 cm) rectangular cutout on the underside of cabinet bottom:
1.Mark lines ¹⁄₂" (1.3 cm) and 4³⁄₄" (12.1 cm) from the back wall on the centerline of the underside of cabinet.
2.Mark lines 5¼" (13.3 cm) to the right and left of the centerline on the underside of cabinet.
3.Use saber or keyhole saw to cut a rectangular opening for vent.
*¹⁄₂" (1.3 cm)
*4³⁄₄" 
(12.1 cm) 5¹/₄"
5¹/₄" (13.3 cm)
(13.3 cm)
*From wall, not cabinet frame
To make a circular vent opening on the underside of the cabinet top:
1.Mark a centerline on the underside of the top of cabinet.
2.Mark a line 5" (12.7 cm) from the back wall on the underside of the top of cabinet.
3.Use a compass or a circle template to draw a circle with a diameter that is ¼" (0.64 cm) larger than the vent.
4.Use saber or keyhole saw to cut the circular vent opening.
Circular vent opening
*5" |
(12.7 cm) |
Cabinet cutouts
*From wall, not cabinet frame
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