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Installation Instructions

Installation Instructions

Get installation instructions for your Andersen window or door.  Instructions include preparing the rough opening, sealing, shimming, fastening, flashing and water management.

Installation Materials Calculator

Use the Installation Materials Calculator to determine quantities of flashing and sealing products tested with Andersen® products for an effective installation you can feel confident about.

Removal Instructions

Disposing Of Your Old Windows

You need to follow strict procedures during and after you remove your old windows. Contact local authorities or waste management companies for proper recycling and/or disposal of removed window or patio door.


Window And Door Removal Instructions


NOTICE: Buildings constructed prior to 1978 may contain lead paint which could be disturbed during window replacement. For more information on proper management of lead paint, visit www.epa.gov/lead.