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18 Cards in this Set
- Front
- Back
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Water supply to house minimum size |
3/4" |
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Showers used for other than safety reason shall be equipped with flow control devices to limit total flow to a max of ___ GPM per shower head |
2.5 GPM |
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Lav faucets in public toilet facilities limit water to a max of ____ gpm unless a metering faucet is provided that limits delivery to a maximum of ____ GPM per metering cycle |
.5 GPM .25 GPM |
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Max temp of public restroom faucet |
110° |
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Max temp in domestic hot water in residential buildings shall not exceed _____°F |
130°F |
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Flushometer toilets shall use max of ____Gallons per flush |
1.6 gallons |
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Flushometer type urinals shall discharge a max of ____ per flush |
1 gallon |
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All two-piece toilets shall be low consumption flushing ____ gallons per flush |
1.6 gallons |
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The fixture water supply pipe shall be extended to within at least _____ inches of the point of connection to fixture |
30 inches |
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Factor value X Demand Factor = ____ |
CV (pipe size) |
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To boost water pressure in a home you use what? |
Booster pump and pressure tank |
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All concealed tub/shower valves shall be _____ |
Provided with renewable seats |
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Main controls on all water mains and branches, shall, when fully opened, have a cross sectional area ____________ in which they are installed |
Not less than the cross sectional area of pipe |
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All potable water pressure tanks shall be provided with a vaccum relief valve at the top of the tank that will operate up to a max water pressure of ______ PSI and to a max water temp of ______°F |
200 PSI 200°F |
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Potable water connections to a heating boiler shall be provided with an appropriate ______ to prevent cross connection |
Backflow preventer or air gap |
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How is the size of the air gap measured? |
Lowest end of potable water outlet to flood level rim |
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What is the minimum size air gap? |
Twice the effective opening of potable water outlet |
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Vaccum breakers shall be installed with the critical level at _____ above flood level rim of fixture they serve |
Least 6" |
