HomeMy WebLinkAboutFIXTURE FLOW RATESIncludes single and dual flush water closets with an effective flush of 1.28 gallons or less.
Single Flush Toilets - The effective flush volume shall not exceed 1.28 gallons (4.8 liters).
The effective flush volume Is the average flush volume when tested In accordance with
ASME Al 12.19.233.2.
Dual Flush Toilets - The effective flush volume shall not exceed 1.28 gallons (4.8 liters). The
effective flush volume Is defined as the composite, average flush volume of two reduced,
flushes and one full flush. Flush volumes will be tested In accordance with ASME
A112.19.2 and ASME A112.19.14.
Z Lavatory Faucets shall not have a flow rate less than 0.8 gpm at 20 psi.
MAXIMUM FLOW RATE
FIXTURE TYPE
FLOW -RATE
AT z 20 PERCENT
REDUCTION
Showerheads
2.5 gpm @ 80 psi,
2 gpm @ 80 psi
Lavatory faucets
2.2 gpm @ 60 psi
1.5 gpm @ 60 psi.
residential
Kitchen faucets
2.2 gpm @ 60 psi
1.8 gpm @ 60 psi
Gravity tank type
1.6 gallons/flush
1.28 gallonsAush
water closets
Flushometer tank
1.6 gallons/flush
1.28 gallons/flush
water closets
Fiushometer valve
1.6 gallonstflush
1.28 gallons/flush
Water Closets
Electromechanical
1.6 gallons/flush
1.28 gallons/flush
hydraulic water closets
Urinals
1.0 gallonstflush
.5 gallonstflush
Includes single and dual flush water closets with an effective flush of 1.28 gallons or less.
Single Flush Toilets - The effective flush volume shall not exceed 1.28 gallons (4.8 liters).
The effective flush volume Is the average flush volume when tested In accordance with
ASME Al 12.19.233.2.
Dual Flush Toilets - The effective flush volume shall not exceed 1.28 gallons (4.8 liters). The
effective flush volume Is defined as the composite, average flush volume of two reduced,
flushes and one full flush. Flush volumes will be tested In accordance with ASME
A112.19.2 and ASME A112.19.14.
Z Lavatory Faucets shall not have a flow rate less than 0.8 gpm at 20 psi.
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