Colorado Residential Plumber Contractor License

A Residential Plumber may install plumbing and equipment in one-, two-, three-, and four-family dwellings, which dwellings shall not extend more than two stories aboveground.

Residential Plumber Courses

Residential Plumber Exam

Residential Plumber Trade Exam

  • Testing Method: Computer-based; Open Book
  • Testing Company: PSI
  • Hours Allotted: 4h
  • Types of Questions: Multiple Choice
  • Number of questions: 90
  • Subjects Involved:
    • Water Supply
    • Vents
    • Fixtures and Equipment
    • Piping Support and System Protection
    • Traps
    • Sanitary Drainage Systems
    • Residential Fire Sprinklers
    • Water Heaters

Residential Plumber Contractor Book Set

The book set includes the required reference for the Residential Plumber Contractor trade exam. Although the 2017 National Electrical Code book and Formula Page will be provided to you at the test center, you do need to study it BEFORE taking your exam. Orders placed before 2 PM are shipped the same day via UPS and a tracking number is emailed before 3 PM.

  • COLORADO RESIDENTIAL PLUMBER - BOOK SET WITHOUT TABS INCLUDES ALL BOOKS FOR TRADE AND BUSINESS EXAMS

    Sales price: $203.53
  • COLORADO RESIDENTIAL PLUMBER - BOOK SET WITH TABS INCLUDES ALL BOOKS FOR TRADE AND BUSINESS EXAMS

    Sales price: $223.53

Master Plumber Contractor Trade Books