Fortress Building Products Share: Stairs - Railing Systems Fortress Building Products Visit Website 1720 N First Street Garland, TX 75040 1-866-323-4766 About Map About Fortress Building Products is built on the spirit of smarter innovation. We manufacturer of outdoor living products, deck, steel deck framing, fence, railing, lighting, fasteners and accessories. What's Nearby? Distance: 5 10 15 20 25 50 mi.