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EFCO 526 Series User Manual

Page 12

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EFCO 6/2012

Page 12

Series 526 Impact Installation Instructions

SECTION III: Fabrication

D. Drilling Template for Screw Spline at Verticals

Inside Glazed (4 1/2” Sill)













Use dimensions as shown or cut a short piece of the sill
material to use as a template. Drill with a .221 dia. (#2) drill
at darkened areas only.

Dimension taken
from top of sill.