Preferred Engineering Products

Preferred Engineering Products, founded in 1989, specializes in next-generation fenestration hardware systems that provide alternatives to traditional window operating products. Their innovative designs emphasize functionality, aesthetics, and performance while ensuring ease of cleaning and maximum ventilation and visibility.

The company has developed a range of revolutionary window systems through extensive research and customer feedback, catering to the needs of both window manufacturers and end users. With four distinctive window hardware systems, including Parallex, SlideNHide, TiltNSlide, and HiFlo Weepers, Preferred Engineering is committed to enhancing window functionality and user experience.

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