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How does an air gap prevent backflow in plumbing?

Plumbing & San Clemente Knowledge Base · 2026-08-07 00:00

Overview

This guide explains the main causes, practical checks, common repair options, and warning signs related to how does an air gap prevent backflow in plumbing. Compare the fixture or pipe material, access, system age, local code requirements, and job complexity before choosing a solution.

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