EFCO 5XP Series - Manual (Page 9)

EFCO CORPORATION 6/8/2012 PART NO. YW43 Page 9 of 34
5XP SLIDING GLASS DOOR INSTALLATION INSTRUCTIONS
Section III: Perimeter Accessory Fabrication for Assembled Doors
A. Subhead Installation
1. Subheads to be field cut to length (cut length = [overall frame dim. + 1/8”], unless shown
otherwise) and installed.
2. Make reference to Section I. D., for perimeter anchorage considerations.
When preparing subframe for anchorage into the building opening, please
make note of plumb line alignment of subhead to sill starter possibilities as
shown in examples below.
Plumb Line