EFCO WV410 User Manual
Page 11
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EFCO CORPORATION 2/2014 PART NO. Y007
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WV410 WINDOW - INSTALLATION INSTRUCTIONS
Section VII – Vent Gasket Preparation
The exterior weatherstrip flap is to be trimmed at the sill to jamb corners. Trim the weatherstrip
3” from the sash corner both horizontally and vertically. This gasket preparation applies to both
Captured & SSG versions of the WV410 vents. See Figure 9.
Figure 9
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