All new and/or replacement plumbing fixtures for private use shall be of the water
conservation type. These plumbing systems, or parts of systems, shall be equipped with water conservation equipment
or devices which comply with the requirements of Sections P-720.8.1 through P-720.8.6.
Water closets equipped with tanks shall adequately flush and clean fixtures. These
tanks shall discharge not more than 1.6 gallons per flush, and shall have a 1.6-gallon water level marker permanently
affixed on the inside of the tank.
Lavatories, bathtubs, and other plumbing fixtures, shall be equipped with water
conservation faucets or devices which control the volume of water so that it does not exceed three gallons per
minute.
Showers and showerheads shall be equipped with an approved water conservation device,
which controls the volume of water so that it does not exceed three gallons per minute.
Sinks shall be equipped with an approved water conservation faucet or device, which controls the
volume of water so that it does not exceed three gallons per minute.
The introduction of a new and/or replacement domestic water supply (water service) shall
be controlled so that it does not exceed 60 pounds-per-square-inch (psi).
Except as already provided for by the previous subsections, all new and/or replacement
plumbing fixtures and all points of domestic water discharge shall be equipped with water conservation type devices
which control the volume of water so that it does not exceed three gallons per