With a deeper 4-9/16″ frame and a slimmer 2-7/8″ visible profile, the UltraSlim Series with hidden gasket delivers a sleek, modern look while maximizing glass area. It is designed for seamless integration into new construction and larger openings.
A proven 3-1/4″ frame depth with a standard profile, the Classic Series is ideal for retrofit and replacement projects. It delivers excellent thermal performance, a familiar aesthetic, and reliable compatibility with a wide variety of installation conditions.






