January 29, 2026 From the 2024 UPC Illustrated Training Manual, Chapter 5, WATER HEATERS 510.2.21 Vent Connector Sizing. Vent connectors...

January 22, 2026 From the 2024 UPC Illustrated Training Manual, Chapter 4, PLUMBING FIXTURES AND FIXTURE FITTINGS 418.2 Strainer. Floor...

January 15, 2026 From the 2024 UPC Illustrated Training Manual, Chapter 5, WATER HEATERS 509.4.3 Special Gas Vents. Special gas vents shall...

January 8, 2026 From the 2024 UPC Illustrated Training Manual, Chapter 13, HEALTH CARE FACILITIES AND MEDICAL GAS AND MEDICAL VACUUM...