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408.2.3 Single Showerhead [DSA-SS & DSA-SS/CC]
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Showerheads shall have a maximum flow rate of not more than 1.8 gallons (6.81 L) per minute at 80 psi. Showerheads shall be certified to the performance criteria of the U.S. EPA WaterSense Specification for Showerheads in compliance with the California Energy Commission - 2015 Appliance Efficiency Regulations (CCR Title 20, Article 4, Section 1605.3[h]).