Tom Roberts

This new standard will mark a turning point for water supply and sanitary drainage pipe sizing, which together haven’t received a meaningful update since the 1940s.

Plumbers are vital for ensuring safe water for drinking and sanitation. Their role will become even more critical as we face new water-related challenges.

Outdated pipe sizing standards are no longer suitable for modern multi-bathroom homes, especially post-COVID-19. The International Code Council is collaborating globally to update these standards for improved efficiency and health.