Place complete frame and window assembly on counter between mullions. Attach to mullions by concealed screws through channel walls.

Surround Detail: If window frame must be sealed into wall opening, an optional Surround Frame is available on special order that provides easy installation and removal of the complete window assembly for servicing. Mullions and counters by others.

Removable Sash Channel: A special removable frame is available on special order for Series C & BP window.

Typical Surround Frame Detail

Special Removable Sash Channel

Series C,E & F Windows

Series BP Windows

Series CS & H Windows