how do i know if my windows need replacing
Save. You can tell if the windows in your home need to be replaced by making a few observations and doing some tests. Sometimes when windows are worn out they don't perform as they once did, and this can increase your utility bills.Windows that need replacing will show some wear and tear.rost and Condensation. When your windows need replacing they will consistently accumulate frost during the winter months. This is most likely due to an air leak. If the leak is coming from around the base and it cannot be repaired with caulk, your windows need to be replaced.