Fire Systems: Wet & Dry Sprinkler Systems

SKU: RVI-11496Duration: 20 Minutes

Did you know wet pipe sprinkler systems provide the assurance that a fire will be controlled or extinguished 96% of the time? The modern-day business facility is a complex of systems designed to provide services to the occupants. Due to the multi-story expansive building designs today, there is an increased potential for loss of life and property, requiring an increased level of fire protection. This interactive online course covers the different types of sprinkler systems you may encounter and will help you understand their limitations to maintain the level of performance designed into each component.

Course Details


Training Time: 20 minutes

Compatibility: Desktop, Tablet, Phone

Based on: Industry Standards and Best Practices

Languages: English

Learning Objectives

  • State the function of a jockey pump on a water-based sprinkler system
  • Identify what is required to activate the discharge of a wet sprinkler system
  • Explain the differences in wet, dry, chemical and pre-action sprinkler systems
  • Locate low point drains on a sprinkler system
  • Describe how to perform a test on post-indicating valves (PIVs)

Key Questions

The following key questions are answered in this module:

Which standard regulates the inspection, testing, and maintenance of fire protection systems?
The industry standard for the inspection, testing and maintenance of fire protection systems is the National Fire Protection Association (NFPA), and the Factory Mutual Fire Protection Data Sheets.

What is a Fire Department (or Siamese) connection?
A Fire Department connection is a connection facilitating the input of fire protection water to the fire protection systems.

Which sprinkler system would be used in occupancies designed for freezing conditions?
A dry pipe sprinkler system must be used in occupancies designed for freezing conditions.

What is the primary difference between an wet pipe and a dry pipe sprinkler system?
A wet pipe systems has water in the system piping, and a dry pipe system has compressed air.

What is a dry agent system?
A dry agent system is designed for specific fire hazards such as cooking surfaces and special hazard situations.

Sample Video Transcript

Below is a transcript of the video sample provided for this module:

A type of special extinguishing system is the ‘Dry Agent’ system. This system is designed for specific fire hazards and consists of a detection system, compressed dry chemical extinguishing agent, system discharge piping and discharge nozzles for each type of hazard protected. Each manufacturer has specific design parameters and patents for their systems. These systems are most commonly seen on cooking surfaces and special hazard situations. You must refer to the manufacturer’s literature for specific inspection, testing and maintenance of these specialized systems.
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