From the website:
United Visual Products, Inc. offers a great supply of equipment to businesses, schools, churches, institutions, banks, hospitals, hotels, apartment complexes and more United Visual Products UVP carries the most comprehensive inventory of enclosed boards, magnetic directories, light boxes, outdoor message boards, reader boards, pedestals, open face boards, dry erase boards, wet erase boards, quality improvement boards, corporate boards, outdoor signage, crowd control, lockers, and DIGITAL SIGNAGE This is an authority website on letter boards, corkboards, dry erase boards and visual display product requirements.