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Spec Writer.

A three-part performance spec for elevator smoke-protective curtains — written to the code path, not to a brand. Fill in what you know; brackets mark what's left for you.

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Adopted IBC edition

2024 names smoke-protective curtains as their own path, § 3006.3(5).

SECTION [Section number per office standard]

SMOKE-PROTECTIVE CURTAIN ASSEMBLIES — ELEVATOR HOISTWAY OPENINGS

PART 1 — GENERAL

1.1  SUMMARY

  1. Section includes: smoke-protective curtain assemblies at elevator hoistway door openings, as scheduled, including housings, guides, controls, power supplies and accessories required for a complete listed system.
  2. Related requirements: Division 14 elevators; Division 28 fire detection and alarm; Division 26 electrical; Division 09 ceilings and finishes.

1.2  REFERENCES

  1. International Building Code, 2024 edition, as adopted and amended by the authority having jurisdiction (AHJ). Compliance path: IBC 2024 Section 3006.3, item 5 (smoke-protective curtain assemblies for hoistways).
  2. UL 1784, Air Leakage Tests of Door Assemblies and Other Opening Protectives.
  3. UL 864, Control Units and Accessories for Fire Alarm Systems (control unit, where required by the listing).
  4. NFPA 105, Standard for Smoke Door Assemblies and Other Opening Protectives.
  5. NFPA 72, National Fire Alarm and Signaling Code (initiating devices and interface).
  6. ASME A17.1, Safety Code for Elevators and Escalators (coordination at hoistway entrances).

1.3  ACTION SUBMITTALS

  1. Product data for each assembly, including listing and test documentation for the complete assembly as installed.
  2. Shop drawings: opening schedule with clear dimensions; head, jamb and sill conditions; housing size and mounting; ceiling interface; wiring diagrams; sequence of operation.
  3. Listing or evaluation report identifying the assembly as a smoke-protective curtain assembly meeting Section 3006.3, item 5.
  4. Samples: curtain fabric and housing finish ([finish]).

1.4  INFORMATIONAL SUBMITTALS

  1. Installer qualifications: written authorization from the manufacturer.
  2. Field acceptance test reports.
  3. Operation and maintenance data, including periodic inspection and testing requirements.

1.5  QUALITY ASSURANCE

  1. Manufacturer: [__] years of experience producing listed smoke-protective curtain assemblies.
  2. Installer: trained and authorized by the manufacturer for the assemblies specified.
  3. Single source: provide all assemblies, controls and accessories from one manufacturer.

1.6  COORDINATION

  1. Elevator: coordinate housing location, guide attachment and clearances with the elevator contractor and hoistway entrance requirements.
  2. Fire alarm: coordinate initiating devices, monitoring and the deployment signal with Division 28.
  3. Electrical: coordinate dedicated power circuits and locations with Division 26.
  4. Ceilings: coordinate housing recess, access and finish with Division 09.

1.7  WARRANTY

  1. Manufacturer's warranty against defects in materials and workmanship: [__] years from substantial completion.

PART 2 — PRODUCTS

2.1  MANUFACTURERS

  1. Basis of design: [manufacturer and model].
  2. Acceptable manufacturers: [list, or 'subject to compliance with requirements'].
  3. Substitutions: in accordance with Division 01. Proposed substitutions must include listing and test documentation for the complete assembly.

2.2  PERFORMANCE REQUIREMENTS

  1. Assembly tested and labeled as a complete system in accordance with UL 1784, in the configuration installed.
  2. Automatic deployment upon a signal from the building fire alarm system or listed smoke detection, as required by the listing and the AHJ.
  3. Fail-safe deployment upon loss of power, as tested and listed.
  4. Standby power: integral battery or listed power supply sufficient for [__] hours, or as required by the listing.
  5. Controlled descent at the speed and with the safety features required by the listing.
  6. Means to test and reset the assembly without specialized tools, per the manufacturer.

2.3  COMPONENTS

  1. Curtain: smoke-resistant fabric as tested in the listed assembly.
  2. Housing: concealed head housing; finish: [finish].
  3. Side guides or edge retention: as tested in the listed assembly.
  4. Bottom bar: weighted, as tested in the listed assembly.
  5. Controls: control unit listed to UL 864 where required by the assembly listing; supervised interface with the fire alarm system.

PART 3 — EXECUTION

3.1  EXAMINATION

  1. Verify opening dimensions, head height, ceiling conditions and blocking before installation. Report conflicts in writing.

3.2  INSTALLATION

  1. Install in accordance with the manufacturer's instructions, the assembly listing and NFPA 105.
  2. Do not modify components or field conditions in a way that departs from the tested assembly.

3.3  FIELD QUALITY CONTROL

  1. Perform acceptance testing of each assembly in accordance with NFPA 105 and the manufacturer, in the presence of the AHJ where required.
  2. Test deployment from the fire alarm signal and on loss of power. Submit written test reports.

3.4  DEMONSTRATION

  1. Train the Owner's personnel in operation, testing, reset and periodic inspection. Provide [__] hours of on-site training.

3.5  MAINTENANCE

  1. Provide written requirements for periodic inspection and testing in accordance with NFPA 105 and the manufacturer.

END OF SECTION

Starting-point performance specification from thesmokecurtainguy.com. Edit to your office master, the adopted code and local amendments, and the listing of the basis-of-design product. Not code text; the AHJ decides.