J R Glass Inc GLASS- SALES, REPLACEMENT & SERVICE J R Glass Inc Visit Website 860 Water Street Fitchburg, MA 01420 (978) 345-0177 About Map About J R Glass provides: Safety Shields, Glass Walls, Glass Partitions, Reception Sliders, Storefront, Curtain Wall, Entrances, Glass Railings, Shower Enclosures, Windows, Auto Glass and Screens. What's Nearby? Distance: 5 10 15 20 25 50 mi.