Digital Valley LLC is a professional technology company located in central Pennsylvania specialized in mechanical and electrical systems design and manufacturing. The company has many-year experience in mechanical and electrical system design and manufacturing. Products are well known for their USA quality. Our Gillette Air Knife products are made with aluminum alloy to bring the properties of light-weight, high efficiency, easy to clean, and cost effective. It delivers a uniform layer of laminar air sheet. These products has been widely adopted for process drying and cooling applications.