THRIVE

5 More than 80% of our doors are ENERGY STAR ® qualified.* All of our door components work together to form a tight seal against air and water infiltration. Fiberglass doors can have up to four times the insulating R-Value of wood .** Ours feature a polyurethane foam core, an energy-efficient insulating material. Low-E glass helps reduce heat loss during cold weather and helps keep the home cool during hot weather.