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Conduct fire flow testing and correctly mark hydrants using NFPA 291, Recommended Practice for Water Flow Testing and Marking of Hydrants, which now includes both metric and imperial measurements.

NFPA 291, Recommended Practice for Water Flow Testing and Marking of Hydrants, provides fire protection engineers, contractors, installers, and authorities having jurisdiction (AHJs) with the latest procedures to:

  • Determine the rate of flow available at various locations for fire protection systems and firefighting purposes.
  • Classify hydrants in accordance with their rated capacities.
  • Color-code hydrants to indicate their class.

For the 2022 edition of NFPA 291, Recommended Practice for Water Flow Testing and Marking of Hydrants, the purpose and application of the recommended practice have been revised to clarify its applicability.

Further changes made for the 2022 edition include the following:

  • Definitions for a variety of hydrant types have been added.
  • The list of equipment needed for field work has been modified and expanded.
  • A description of the pressure gauges to be used and the various types of discharge devices have been added.
  • A new test method for evaluating the available flow through a single hydrant has been added.

NFPA 291, Recommended Practice for Water Flow Testing and Marking of Hydrants, applies to both public and private hydrants and is essential for municipal leaders and anyone responsible for fire protection and public fire safety planning – including insurance representatives, AHJs, and system installing contractors. Order your copy of the 2022 edition today to help ensure your hydrants are up to date. (Print, 28 pp., 2022)

Product Details

Published:
09/15/2021
Number of Pages:
20

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Conduct fire flow testing and marking of hydrants using NFPA 291 — now with the discharge formula also in metric.NFPA 291, Recommended Practice for Fire Flow Testing and Marking of Hydrants applies to both public and private hydrants to provide fire protection engineers, contractors, installers, and AHJs with the latest testing procedures to:

  • Determine the rate of flow available at various locations for firefighting purposes
  • Classify hydrants in accordance with their rated capacities
  • Color-code hydrants to indicate their class

Now including both metric and imperial measurements.

The 2019 edition of NFPA 291 adds the metric formula for discharge through circular orifices. In addition to the metric formula, the 2019 edition provides an updated table on discharge through circular orifices to provide measurable velocity pressures in the metric system.

NFPA 291 is essential for municipal leaders and anyone responsible for fire protection and public fire safety planning — including insurance representatives, AHJs, and system installing contractors. (Softbound, 24 pp., 2019)

Product Details

Published:
05/24/2018
Number of Pages:
25

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NFPA 291: Recommended Practice for Fire Flow Testing and Marking of Hydrants describes testing procedures to:

  • Determine the rate of flow available at various locations for fire-fighting purposes
  • Classify hydrants in accordance with their rated capacities
  • Color-code hydrants to indicate their class

Newly revised to recommend testing of both public and private hydrants, the 2013 edition of NFPA 291 is essential for anyone involved with sprinkler systems, including designers, consultants, insurance representatives, AHJs, and installing contractors.

Product Details

Published:
06/18/2012
ISBN(s):
9781455904259
Number of Pages:
21

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Make sure water supplies will be ready in a fire emergency with NFPA 291!

The 2007 edition of NFPA 291 describes testing procedures to determine the rate of flow available at various locations for fire-fighting purposes, classification of hydrants in accordance with their rated capacities, and color coding of hydrants to indicate their class.

Product Details

Published:
10/15/2006
Number of Pages:
15

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The 2010 NFPA 291: Recommended Practice for Fire Flow Testing and Marking of Hydrants describes testing procedures to determine the rate of flow available at various locations for fire-fighting purposes, classification of hydrants in accordance with their rated capacities, and color coding of hydrants to indicate their class.

Product Details

Published:
06/15/2009
ANSI:
ANSI Approved
Number of Pages:
15

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Ensure adequate water supplies in a fire emergency with guidance in NFPA 291.

NFPA 291: Recommended Practice for Fire Flow Testing and Marking of Hydrants provides fire protection engineers, contractors, installers, and AHJs with the latest testing procedures to:

  • Determine the rate of flow available at various locations for firefighting purposes
  • Classify hydrants in accordance with their rated capacities
  • Color-code hydrants to indicate their class

Complete with provisions for the recommend testing of both public and private hydrants, the 2016 edition of NFPA 291 is essential for municipal leaders and anyone responsible for fire protection and public fire safety planning — including insurance representatives, AHJs, and system installing contractors.

Product Details

Published:
06/15/2015
ISBN(s):
9781455910106
Number of Pages:
26