Pick a style that matches your home’s architecture and your functional needs: Classic look; both sashes move vertically.
How much sun heat enters (lower is better for hot climates). Low-E Coating: A microscopic layer that reflects heat. 5. Hire a Pro vs. DIY how to buy windows for house
Look for the label and pay attention to these ratings: U-Factor: Measures heat loss (lower is better). Pick a style that matches your home’s architecture