Best Low-E Glass Windows for South Carolina Sun Exposure

• A low SHGC rating to cut solar heat gain
• Enough visible light so the house does not feel dim
• A frame that matches your maintenance comfort and local climate
• Installation details that control air leakage and moisture
• Warranty terms that match the product and the labor

That combination usually gives the best mix of comfort, UV defense, and long-term value. A window should do more than Cayce Window Replacement fill an opening.