PRL's Bifold Glass Door System
PRL introduced an exterior Accordion Sliding Bifold Door System. The company fabricates the doors using aluminum and tempered IG units to produce a durable, strong and long-lasting door, it reports. Doors and frames are thermally broken for increased energy efficiency and feature unique finishes on the inside and out. The exterior aluminum bifold doors can be glazed with 1-inch dual-pane IG units or 1 5/16-inch triple-pane insulating glass for maximum energy efficiency.PRL Inc.