7 Signs Your Windows Need Replaced Difficult to operate. A window that doesn't operate as intended is frustrating. Uncomfortable drafts or poor energy efficiency. Improving energy efficiency is a common reason that homeowners choose to buy new windows.
- Outdoor Noise.
 - Poor curb Appeal or outdated Style.
 - Damaged Windows.
 - Your electric bills are higher with no other explanation.
 - Condensation Forms On The Inside of Your Windows.