Tri-S Industries is Full-Service provider to the retail and commercial trade. We offer sales, service, and installation for all retail storefronts, perimeter building and internal doors, and traffic openings. Our product line includes security grilles and closures, fire doors, gates, traffic and impact doors, rollshutters and awnings, acoustical folding partitions, operable walls, wood counter shutters, lockers, toilet partitions, washroom accessories, warehouse equipment, and high security locking devices.