Rear Plane of
Building Sheeting
Front plane of
Sheeting plus
at least 1/2"
Optional
Top Guide Track
White Cover
1-1/2" X 3-1/2"
Header
(by others)
1/2" Nut
Door
Vertical
Bottom
Of Clear
Opening
1.00
Top Guide Pin
0.68 in
1.18 in
2.32 in
1.12 in
Trolley support
Plate - One on top
one under girt
0.500
Top Door Girt