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Roof
Ventilation Gooseneck
Steel Materials ASTM A792 or ASTM A653. 0.0314" Thick Min. 22ga, Fy = 50 Ksi Min.
Steel Mesh Carbon Steel 0.34 x 0.25”
Baffle Aluminum 0.03" Thickness
Stainless Steel Tube A276M-2017 201. 0.4 x 0.04”
Weldment Laser Weld by Auto Weld Machine
Surface ZAM Coated (Zinc + Aluminum + Magnesium)
Size Mini 4”, 4", 6" and 10"
Color Brown, White, Black and Natural

Steel Mesh

Baffle

Stainless Steel Tube
on Flapper Arm

Size Chart of Mini 4" and 4", 6" & 10" Ventilation
Size B C D E F G H I J K L
Mini 4 6 3 4 3.5 5.5 9 12.2 10.5 2.5 2.5 2.5
4 8.75 3 4.63 4.5 8 9 18.5 13 2.5 2.5 2.5
6 8.75 3 4.63 4.5 8 11 18.5 13 2.5 2.5 2.5
10 8.75 4 4.63 4.5 7 15 18.5 13 3 3 2.5
Louvered Roof Vent (Chimney Type)
Steel Materials ASTM A653 0.0217", Min. 26ga, Fy=Min. 50 Ksi
Steel Mesh Carbon Steel 0.5x0.5”
Base 0.02"Thickness
Weldment Spot welding
Surface Painting
Size 12"
Size(in) A B C D E F G
12 19-1/4x19-1/4 3-1/8 14-7/8 11-7/8 12x12 18-1/4 25-3/8
Glove Roof Vent
Steel Materials ASTM A653 0.0157", Min. 30ga, Fy=Min. 50 Ksi
Steel Mesh Carbon Steel 0.12x0.12”
Weldment Spot welding
Surface Zinc Galvanize
Size 12"
Size(in) A B C D E F
4 7 8.5 1-3/4 4 5.75 8.6
Elbow Roof Vent
Steel Materials ASTM A653 0.0157", Min. 30ga, Fy=Min. 50 Ksi
Steel Mesh Carbon Steel 0.2x0.2”
Baffle Aluminum 0.0157" Thickness
Weldment Riveting
Surface Zinc Galvanize
Size 4"
Size(in) A B C D
4 12-3/4 7-1/8 3 4
Roof Vent Pipe (Roof Jack)
Steel Materials ASTM A653 0.02", Min. 27ga, Fy=Min. 50 Ksi
Weldment Spot welding
Surface Zinc Galvanize
Size 4"
Size(in) A B D
4 12-1/4 x 12-1/4 6-7/8 4
Roof Vent Cap
Steel Materials ASTM A653 0.0157", Min. 30ga, Fy=Min. 50 Ksi
Steel Mesh Carbon Steel 0.2x0.2”
Weldment Spot welding
Surface Zinc Galvanize
Size 4"
Size(in) A B C D E F
4 9 x 9 6-3/8 1-3/4 4 3-1/2 3
Pyramid Roof Vent
Steel Materials ASTM A653 0.02", Min. 27ga, Fy=Min. 50 Ksi
Steel Mesh Carbon Steel 0.2x0.2”
Weldment Riveting
Surface Zinc Galvanize
Size 4"
Size(in) A B C D E F G
4 19-1/8 16-3/8 14-1/8 4 11-3/8 2-1/2 9-1/2
Low Profile Roof Vent
Steel Materials ASTM A653 0.0157", Min. 30ga, Fy=Min. 50 Ksi
Weldment Riveting
Surface Painting
Size 9"
Size(in) A B C D E
9 35-3/4 x 15 30-3/4 x 10 2-1/2 9 8-3/4
Roof Vent Cap
Steel Materials ASTM A653 0.0157", Min. 30ga, Fy=Min. 50 Ksi
Steel Mesh Carbon Steel 0.2x0.2”
Baffle Aluminum 0.0157" Thickness
Weldment Riveting
Surface Painting
Size 4" and 6"
Size(in) A B C D E
4 12 x 12 3 6-1/2 x 6-3/16 4 4