J.E. Berkowitz, L.P. (est. 1920) fabricates Tempered Glass, Insulating Glass, Spandrel Glass and Glass Doors for the Domestic and Overseas Architectural Markets.

• See also:
• Masterformat 2004
• 08 30 00 - SPECIALTY DOORS AND FRAMES
• 08 35 00 - Folding Doors and Grilles
• 08 35 13 - Folding Doors
• 08 35 16 - Folding Grilles
• 08 81 00 - Glass Glazing
• 08 81 13 - Decorative Glass Glazing
• 08 83 13 - Mirrored Glass Glazing
• 08 88 56 - Ballistics-Resistant Glazing
• Masterformat 1995
• 08300 - Specialty Doors
• 08350 - Folding Doors and Grilles
• 08810 - Glass
• 08870 - Glazing Films (Security/Tinting)