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©2008 Pella Corporation
Part Number: 801U0102
INSTALLATION INSTRUCTION – INSTRUCCIONES DE INSTALACION
FOR CLAD FIXED FRAME AND CIRCLEHEAD WINDOWS
®
Always read the Pella Limited Warranty before purchasing or installing Pella
products. By installing this product, you are acknowledging that this Limited
Warranty is part of the terms of the sale. Failure to comply with all Pella installation and maintenance
instructions may void your Pella product warran
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REMEMBER TO USE APPROPRIATE PERSONAL PROTECTIVE EQUIPMENT. 1 ROUGH OPENING PREPARATION A. Make sure the bottom of the opening is level. Note: It is critical that the bottom is level for the window to be installed correctly. B. Verify the window will fit the opening. Measure all four sides of width and height. On larger openings measure the width and height in several places to ensure the header or studs are not bowed. Note: 1-1/2" or more of solid wood blocking is required around the pe
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2 SETTING AND FASTENING THE WINDOW A. Install and level sill spacers. are also required at points where windows are joined in multiple window applications. Add shims as necessary to ensure the spacers are level. Once level, attach spacers and shims to prevent movement. Note: Improper placement of shims or spacers may result in bowing the bottom of the window. B. Remove plastic wrap and cardboard packaging from window. Note: If grilles are removed from the window at this time, label
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E. Plumb and square window. from the bottom and top of the window between the window and the sides of the opening. Adjust the shims as required to plumb and square the window in the opening. If the frame height of the window sides. Note: DO NOT shim above the window or in the space between the spacers at the bottom of the window. DO NOT over shim. F. Check the interior reveal. Make sure the measurement from the interior face of the window to the interior face of the wall is equa
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B. Apply side flashing tape. longer than the frame height of the window. Apply one piece Note: DO NOT tape or seal the bottom nailing fin. C. Apply top flashing tape. Cut a piece of flashing tape long enough to go across the the side flashing tape on both sides. Apply overlapping tape down, and press all tape Apply top flashing tape to circle top windows. Several pieces of flashing tape will be needed determine the length of cuts, hold the t
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4 INTERIOR SEAL Caution: Ensure use of low pressure polyurethane window and door insulating foams and strictly follow the foam manufacturer’s recommendations for application. Use of high pressure foams or improper application of the foam may cause the window frame to bow and hinder operation. A. Apply insulating foam sealant. From the interior, insert the ™ Window and Door Insulating Foam Sealant by the Dow Chemical Company, allow the foam to cure Note: DO NOT complete
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A. Insert closed cell foam backer rod into the space around the Note: Backer rod adds shape and depth for the sealant line. B. Apply a bead of high quality exterior grade sealant to the entire perimeter of the window. Note: For wood siding applications, when using the flexible fin, ensure the sealant bead covers the exterior edge of the fin weather-strip. C. Shape, tool and clean excess sealant. the sealant should be the shape of an hourglass. Note: This method creates a more flexi
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Additional cutting patterns EXTERIOR FINISH ® or soap and water. Stubborn stains and deposits may be removed with mineral spirits. DO NOT use abrasives. DO NOT scrape or use tools that might damage the surface. reactions with window and door materials and voids the Limited Warranty. CARE AND MAINTENANCE Care and maintenance information is available in the Pella Owner’s Manual. You can obtain an owner’s manual by contacting your local Pella retailer. This informa