UL 1784 covers the testing of air leakage through door assemblies and other opening protectives installed in wall openings where air leakage is intended to be controlled. Use of an Artificial Bottom Seal

Knowing whether your elevator door and frame make a compliant integrated system can be difficult. Download our helpful UL 1784 decoder sheet to understand what is required to make sure your integrated door systems are not only beautiful, but meet all life safety codes too.

Section 716.5.7.3 requires smoke and draft control doors that comply with UL 1784 to include the letter “S” on the fire-rating label of the door. This marking is intended to indicate that the. door and frame assembly are in compliance when listed or labeled gasketing is also installed.

Jul 29, 2021 · Gasketing is typically required when a door assembly must limit air infiltration to a maximum value stated in the code when tested in accordance with UL 1784 – Air Leakage Tests of Door Assemblies.

Apr 12, 2019 · UL 1784 covers the testing of air leakage through door assemblies and other opening protectives installed in wall openings where air leakage is intended to be controlled. One of the most powerful questions we can ask is: Does Your Door System Meet the Standard?

Scope: The investigation of air leakage at ambient and elevated temperature through door assemblies and other opening protectives installed in wall openings where air leakage is intended to be controlled. Gasketing systems can also be tested by installing in a standard door assembly.

Mar 13, 2023 · Lobby doors are required to be self-or-automatic closing, positive latching, and listed as smoke and draft control assemblies per UL 1784. Duct and air transfer openings penetrating a lobby require smoke dampers unless an exception is met.

About this chapter: Chapter 30 contains the provisions that regulate vertical and horizontal transportation and material-handling systems installed in buildings. This chapter also provides several elements that protect occupants and assist emergency responders during fires.

The M2100 vertical opening protective system is 2-hour (120 minute) and 3-hour (180 minute) fire endurance rated complying with the UL 10D standard and listed by Intertek Laboratories. The M2100 | Fire + Smoke system is also listed as compliant with the UL 1784 standard for smoke and draft control assemblies as defined in NFPA 105.

Elevator Smoke Containment – Standard In combination with the fire-rated doors used in nearly all elevators, our elevator smoke containment curtains provide comprehensive and code-compliant smoke and draft opening protection.