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Crossover: Testing Solutions and Assessing Savings for Water and Energy in Low-Income Multifamily Affordable Housing

Crossover Report

Crossover in plumbing systems typically occurs when valves fail or leak and water mixes between a building’s hot and cold water pipes. Increased energy bills, high water use, and resident discomfort can result. This report summarizes crossover information for multifamily building owners and presents targeted crossover investigation and repair strategies.