BS 9251: Sprinkler Design 1

Category 1 Sprinkler system design

Target audience

Those wishing to design Category 1: Residential Sprinkler Systems e.g. sprinkler installers, designers, plumbing professionals and engineers.


To enable individuals to design Category 1 residential sprinkler systems.


On completion, individuals should have an understanding of:

  • Consultation process and sprinkler specification
  • System enhancements and resilience
  • System categories
  • Design density, supply duration and area of coverage
  • Non-residential occupancies
  • Sprinkler head suitability, location and spacing
  • Water supplies, towns mains, tanks and pumps
  • Pipework and valve configuration
  • Designing sprinkler systems:
    • Loss calculations; K factor, Hazen Williams
    • Calculating most hydraulically unfavourable area
    • Selecting water supply
    • Calculating most hydraulically favourable area
    • Pump curves and tank calculations
  • Frost protection options
  • Alarm requirements and configuration
  • Certification and documentation


Delegates will be assessed on their ability to design a category 1 sprinkler system to BS 9251.

Continual Professional Development

Individuals receive a CPD certificate on course completion. All courses are designed and assessed to approved centre standards which are, in turn, regulated by National Awarding Organisations and OFQUAL.

Qualification: Level 3 Certificate in Residential Sprinkler System Design

This qualification consists of four modules:

  • Module 1: Sprinkler Design 1: This course
  • Module 2Distance learning: Sprinkler system quotations
  • Module 3: Sprinkler Design 2: Four day course
  • Module 4Professional discussion: Virtual

Dates and Prices

Duration 5 Days
Dates Mon 15th Jul - Fri 19th Jul 2024
Mon 11th Nov - Fri 15th Nov 2024
Delegate Cost £950.00 + VAT
Location Yarnfield Park, Stone, Staffordshire ST15 0NL
Accommodation Costs and details
Book Course

Third party accreditation schemes

This course is designed to assist delegates in applying to be registered for following third party accreditation schemes:

Prior Learning

Individuals must have :

  • Understanding of how sprinkler systems function
  • Ability to apply mathmatical equations using a calculator

Pre-Course Modules

Course may include a pre-course distance learning module, dependant on previous experience


Sessions will be delivered using power point, whiteboard explanation, interactive group discussion, individual tuition and practical exercises

Post Course

Submit completed course work