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Home Codes & Standards List of NFPA codes & standards NFPA 91

NFPA 91: Standard for Exhaust Systems for Air Conveying of Vapors, Gases, Mists, and Noncombustible Particulate Solids

Current Edition: 2010 Next Edition: 2015

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Revision cycle information

Revision Cycle:

Fall 2014

Revised Edition Date:

2015

First Draft (previously Report on Proposals (ROP))

Public Input Closing Date:

1/4/2013

First Draft Report Posting Date:

9/6/2013

First Draft Meeting Notices (previously ROP Meeting Notices)

June 19-21, 2013, CC First Draft Meeting, NFPA, 1 Batterymarch Park, Quincy, MA 617-770-3000 (PDF, 50.4 KB)
February 28, 2013, First Draft Web/Teleconference Meeting

First Draft Meeting Agendas (previously ROP Meeting Agendas)

June 19-21, 2013, CC First Draft Meeting, NFPA, 1 Batterymarch Park, Quincy, MA 617-770-3000 (PDF, 231.8 KB)
February 28, 2013, First Draft Web/Teleconference Meeting (PDF, 242.5 KB)

First Draft Meeting Minutes (previously ROP Meeting Minutes)

June 19-21, 2013, CC First Draft Meeting, NFPA, 1 Batterymarch Park, Quincy, MA 617-770-3000
February 28, 2013, First Draft Web/Teleconference Meeting (PDF, 42.8 KB)

First Draft Ballot (previously ROP Ballot)

Ballot Final (PDF, 224.8 KB)

Second Draft (previously Report on Comments (ROC))

Public Comment Closing Date:

11/15/2013

Second Draft Report Posting Date:

7/18/2014

Notice of Intent to Make a Motion (NITMAM)

NITMAM Closing Date:

8/22/2014

NITMAM Posting Date:

10/17/2014

Products & Training for NFPA 91

NFPA 91: Standard for Exhaust Systems for Air Conveying of Vapors, Gases, Mists, and Noncombustible Particulate Solids, 2010 Edition

NFPA 91: Standard for Exhaust Systems for Air Conveying of Vapors, Gases, Mists, and Noncombustible Particulate Solids
Follow NFPA 91 to prevent exhaust systems from spreading fire and increasing explosion risks.

List Price: $65.00
Member Price: $58.50

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NBFU 91: Regulations of the National Board of Fire Underwriters for the Installation of Blower Systems for Heating and Ventilating Stock and Refuse Conveying Recommended by the National Fire Protection Association - Other Prior Editions

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1947	PDF	$27.00	$24.30
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