Marvin Windows and Doors and Integrity Windows and Doors have now received ENERGY STAR “Most Efficient” designation for more than 22,700 of their products—a validation of the company’s position in energy efficiency.
To comply with ENERGY STAR’s “Most Efficient” standards, Marvin and Integrity offer the required high-performance glazing options and available accessories across many window product lines. Marvin and Integrity’s certified window product and glass options feature a 0.20 U-factor or lower, attain the necessary SHGC values and meet all four ENERGY STAR zone requirements—a prerequisite to be awarded “Most Efficient.”
Marvin product families offering options that meet ENERGY STAR’s “Most Efficient” designation include:
- Ultimate Casement
- Ultimate Awning
- Tilt Turn and Hopper
- Ultimate Double Hung
- Next Generation Ultimate Double Hung
- Ultimate Double Hung Magnum
- Polygon and Round Top
Integrity product families offering options that meet ENERGY STAR’s “Most Efficient” designation include:
- Wood Ultrex Casement
- Wood Ultrex Awning
- Wood Ultrex Polygon