Pella Guide to Window Installation Clips for Easy and Secure Setup

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2SETTING AND FASTENING THE WINDOW

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A.Install and level shims. Place 1" wide by 1/4" thick shims on the bottom of the opening, 2-1/2" from each side, beneath transition bars and mullion joints. Keep shims back 1/2" from interior face of window. Adjust shims as necessary to ensure the sill is level. Once level, attach shims to prevent movement.

Note: Improper placement of shims may result in bowing the bottom of the window.

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B.Remove plastic wrap and cardboard packaging from window.

Note: If grilles are removed from the window at this time, label them and store them in a protected area.

C.Units with fold-out installation fins: Fold out fin to 90°. On units with pre-applied fin corners, be careful not to remove or tear the fin corners.

Note: If the fin is not at 90°, the window will not line up correctly on the interior.

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Note: Performance Upgrade and HurricaneShield® require use of installation clips or screws through the frame.

Use of fins in addition to clips or screws is optional.

D.Windows using Installation Clips: Install installation

clips. If installation fins are used; place the clip so that
	6" MAX
the lip is facing up and against the installation fin, at the
locations shown in the placement diagram. If installation		10"
fins are not used, the clip lip faces down and is inserted		MAX
into a groove in the frame. Secure the clip by driving
	10"
#6 x 5/8" corrosion resistant screws through the outer
		MAX
two holes of the three holes shown.

FOR PLACEMENT

OF FRAME

SCREWS AND INSTALLATION CLIPS

	10"
#6 x 5/8” corrosion	MAX
resistant screws	6" MAX
	6“ from end	10"	10"	6"
	6"
	MAX	MAX	MAX	MAX
Lip

2D

E.Windows using frame screws: Pre-drill installation screw holes. On the room side of the window, drill 13/64" diameter clearance holes through the frame as shown on the placement diagram. Space the holes a maximum of 6" from each end and a maximum of 10" on center on the head, jambs and sill.

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