Articles by Rich Anderson CBO

drainage pipe

Understanding Backflow: Risks, Regulations and Prevention Measures

Understanding the causes of backflow, Section 608 requirements, testing protocols, and prevention strategies to help safeguard potable water systems.
Rich Anderson CBO
August 7, 2026

Backflow can compromise potable water systems and pose serious public health risks. Learn how the 2024 International Plumbing Code, proper backflow prevention, routine testing, and cross-connection control strategies work together to help protect drinking water.


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A stack of PVC pipes at a construction site, in the foreground. A group of construction workers are out of focus, having a meeting in the background.
Codes Corner | Rich Anderson

International Plumbing Code provides critical guidance on handling chemical waste

Contractors should work closely with local building departments to understand the local building codes, which can vary widely by municipality.
Rich Anderson CBO
August 12, 2024

Corrosive liquids can harm DWV piping systems not designed for chemicals. The IPC requires dilution, neutralization, or treatment of chemical waste before discharge. Vents must also use rated piping to avoid harm from vapors.


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