Florida Water Star
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Florida Water StarSM Technical Manual

Water-efficient toilet

Water-efficient toilet.

Indoor criteria

Fixtures

Rainwater or gray water for toilet flushing

Background

Typically, potable or drinking water is used to flush toilets. However, rainwater or gray water can be used to flush toilets. Chapter 64E-6 of the Florida Administrative Code governs water quality for toilet flushing. Backflow prevention will be required, as may dye tablets or water treatment. It is recommended that the builder/homeowner contact their local building official to discuss local requirements prior to construction.

Requirements and certification

Rainwater or gray water is used to flush all toilets.

Silver

Gold

Commercial/Institutional

NA

6

NA

The certifier must field-verify the water source if this credit is sought for each toilet.

St. Johns River Water Management District
4049 Reid Street, Palatka, FL 32177
800-725-5922