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Under California's CALGreen requirements (Title 24, Part 11), what is the maximum flow rate for residential bathroom faucets and lavatory faucets?

Correct Answer

C) 1.5 gallons per minute (gpm)

CALGreen (California Green Building Standards Code, Title 24 Part 11) mandates that residential bathroom and lavatory faucets have a maximum flow rate of 1.5 gpm when tested at 60 psi. This water conservation requirement is more stringent than federal standards and applies to all new residential construction in California.

Answer Options
A
2.0 gallons per minute (gpm)
B
2.5 gallons per minute (gpm)
C
1.5 gallons per minute (gpm)
D
2.2 gallons per minute (gpm)

Why This Is the Correct Answer

CALGreen (California Green Building Standards Code, Title 24 Part 11) mandates that residential bathroom and lavatory faucets have a maximum flow rate of 1.5 gpm when tested at 60 psi. This water conservation requirement is more stringent than federal standards and applies to all new residential construction in California.

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