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Ontario Plumbing Inspectors Association Inc.
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opia logo
Ontario Plumbing Inspectors Association Inc.
  • The OPIA
    • About Us
    • Our History
    • 2024-2025 OPIA Executive
    • Join the OPIA
  • AMES
  • Jobs
  • Resources
    • Code of Ethics
    • CPSI Certification
    • Code Tech Database
    • Material and Links
  • Education
    • Courses
    • Bulletin
  • Sponsor
    • OPIASO
    • Sponsors Organization
    • Join the OPIASO
    • Sponsor Listing
    • Advertising Application Form

Backflow

  • 14-10 PRV installation
  • 13-21 Backflow prevention and lead
  • 13-15 Backflow prevention and irrigation
  • 08-08 Backflow device installation
  • 08-17 Wall macerating toilet
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