Welcome to OPTVUE™, the manufacturer of the THRUVUE™ Pass-Through Window. Our window picks up where most fall short, literally! We manufacture full height windows without the need for transoms and mullions. Offering single sash sizes up to 12'0" x 5'0", no vertical or horizontal obstructions, motorized operation, and more. Our products are engineered and manufactured using the highest quality components to ensure years of trouble-free use.