Understanding Smoke Doors and Clearing the Air in Building Regulations

Smoke doors can be confusing due to varying conditions, requirements, misinterpretations, and differentiating them from fire doors. This guide provides insights on classifying smoke doors, relevant documents, and tips for clarification.

• Smoke doors
• Building regulations
• Fire safety
• Door assemblies
• NFPA

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1. Smoke Doors..Clearing the air

2. Why are smoke doors so confusing??? 1) Number of varying conditions and requirements in play Occupancy type Partition type: smoke partition, smoke barrier, fire barrier Applicable exceptions in IBC/NFPA 101 or local amendments 2) Not clearly identified 3) Misunderstood by AHJ s Not all smoke doors are fire doors Requirements are different Even fire doors have exceptions 2 | Smoke doors ..clearing the air

3. Relevant Documents: UL 1784 Standard for Air Leakage Test of Door Assemblies and Other Opening protectives NFPA 105 Standard for Smoke Door Assemblies and Other Opening Protectives NFPA 80 Standard for Fire Doors and Other Opening Protectives NFPA 101 Life Safety Code IBC International Building Code 3 | Smoke doors ..clearing the air

4. Notes on UL 1784: - Avoiding the bottom seal misunderstanding Notes on NFPA 105: 4 | Smoke doors ..clearing the air

5. Notes on NFPA 80: Notes on IBC: - Chapter 4 Special Detailed Requirements Based on Use and Occupancy - Chapter 7 Fire and Smoke Protection Features 5 | Smoke doors ..clearing the air

6. Classifying Smoke Doors http://idighardware.com/2015/11/decode d-smoke-door-requirements-of-the- 2015-international-building-code/ 6 | Smoke doors ..clearing the air

7. Examples : 7 | Smoke doors ..clearing the air

8. Example #2: 8 | Smoke doors ..clearing the air

9. Tips 1) Start with your code plan/life safety drawings 2) Identify your wall/partition type 3) Identify your Occupancy type 4) Identify any applicable exceptions 5) If still unsure, apply most stringent requirements OR ASK LORI!!! 9 | Smoke doors ..clearing the air

10. Thank you! 10 | Smoke doors ..clearing the air