The Test of Great Design . . .
when Beauty and Function Combine
Energy Barrier III
| You will be hard pressed to find more energy-efficient windows than Energy Barrier III windows. These ruggedly attractive windows feature fusion-welded, heavy-duty frames and sashes, Insulfil™ foam in the frame chambers and a high-performance glass system that achieves remarkable U-values—ensuring your home is always comfortable and less costly to heat and cool. Energy Barrier III windows also include advanced constant force balancing in double-hung models for easy fingertip operation and cleaning. These high-performance triple pane glass products feature two Low-E coatings, a special blend of argon and krypton gases and the PPG Intercept® spacer system. They are so efficient that they are ENERGY STAR® qualified for all areas of the country. You can select from a myriad of options to truly customize these windows. Choose from several beautiful interior vinyl wood grain finishes, numerous exterior color options, between-the-glass mini-blinds, easy-cleaning glass and much more. | ![]() |
FOR CONSISTENT, RELIABLE PERFORMANCE, COST-SAVING ENERGY EFFICIENCY AND EXQUISITE BEAUTY
The Composition of Finely Engineered and Crafted Barrier Windows

