EFCO 875X Wall Vent User Manual
Page 9
Series 875 Vent Installation
EFCO CORPORATION 2014
Page 9
8. Place vent on 1/8” shims in clear opening and push in to bed to sealant.
9. If optional clips (FM85) are used you may need to apply shims after placing the vent. A clear snap
should be heard at the head from the clips. Look inside to make sure the clips are seated before open-
ing the vent.
10. Shim vent 1/8” on all sides as needed, making it plumb and
square in the clear opening.
11. Remove the sash if vents are installed horizontally in the
shop.
12. Install anchor screws as needed on all side while still main-
taining a plumb and square frame.
13. Reinstall vent and adjust for plumb and square in frame.
14. Check vent operation and locking making necessary
adjustment to the hinges and friction shoes.
15. Seal over screw heads at sill and install backer rod
and sealant in interior gap as needed.