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Sprinkler Fitter (420A)

Install, inspect, and maintain fire sprinkler and standpipe systems in commercial and industrial buildings.

Full exam prep for this trade is coming soon. Sign up to get notified when practice questions and mock exams are available.

A Red Seal endorsement is a seal on your provincial or territorial trade certificate. It shows you have the knowledge and skills to practice your trade across Canada — earned by passing the interprovincial Red Seal exam.

What this trade covers

Install, inspect, and maintain fire sprinkler and standpipe systems in commercial and industrial buildings.

Exam format

  • 120 multiple-choice questions
  • 4-hour time limit
  • 70% required to pass
  • Closed-book
  • 120 questions, 4 hours, 70% to pass
  • Questions align with the Red Seal Occupational Standard (RSOS)

Exam blueprint (RSOS)

Questions are distributed across major work activities defined in the Red Seal Occupational Standard — the same breakdown used on the official exam.

Block A

Performs common occupational skills

25 Qs · 21%
Block B

Installs water supply

18 Qs · 15%
Block C

Installs piping

32 Qs · 27%
Block D

Installs and lays out fire protection systems and devices

26 Qs · 22%
Block E

Inspects, tests and maintains (itm) fire protection systems

19 Qs · 16%

Official Red Seal resources

Source material from the Red Seal Program — administered by the Canadian Council of Directors of Apprenticeship (CCDA).

Ready to prepare for your 420A exam?

Practice by RSOS block, run timed mock exams, and track readiness — aligned with the official 120-question blueprint.