Window repair and replacement

Prepare the questions to ask about window work, written estimates and disruption to older painted surfaces. Pages are built from official sources and checked before publication.

Questions this site will answer

• Should I investigate leaks before replacing a window?
• What installation work and materials belong in the estimate?
• Could replacing windows disturb lead-based paint?
• How do I verify the contractor credentials needed for the job?
• Which local permit and safety-glazing rules should I check?

How we build these pages

Each answer will name its sources and the date we checked them. This site doesn't rank or recommend any business yet. Read our methodology.