Series 3500 (T) ¥ Series 3550 (NT) ¥ Series 3900 Fixed (T)
Series 3500 retains an AAMA Architectural Grade rating to meet the most demanding specifications. Designed for high-rise residential, condos, educational or healthcare facilities, the 3500 window system is an attractive product for a wide range of applications. Multiple glazing options provide flexibility to meet specific design requirements. A thermal barrier in the frame and sash improves thermal performance enhancing energy saving potential. Offered with a complete line of sub frames, mullions and architectural sills, the 3500 window provides the complete solution for your fenestration needs.