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20 Cards in this Set
- Front
- Back
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Air gap |
The vertical distance between the opening of the water supply and the floor level rim of a receptacle |
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Building drain |
Is the lowest part of the drainage system which receives waste from soil and waste pipes and connects to the building sewer |
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Building sewer |
Is the drainage piping that conveys waste from the building drain to the public sewer or Disposal system |
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Clean out |
Access opening in the drainage system used to remove obstructions |
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Combination fixture |
Two or three combination sink drain by a continuous waste connecting to one trap |
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Common vent |
Is a single event serving as the vent for two fixture drains |
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Critical level |
Is an elevation mark on a vacuum breaker setting to the minimum elevation the device can be installed above the flood level rim of a fixture |
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Cross connection |
Is an actual or potential tie between potable water and any source of pollution or contamination |
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Developed link |
A measurement of piping taken along the Centerline of pipe and fittings |
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Indirect waste |
Is a waste pipe that drains through an air gap to a drainage system |
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Individual vent |
A pipe installed to vent one fixture trap. It may connect to the vent system of of the fixture or terminate in the open-air. |
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Stack vent |
Is the extension of a soil or waste stack above the highest fixture served |
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Trap |
Is a device that provides a water seal to prevent the passage of sewer gas and allow the passage of waste |
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Trap seal |
Distance from where the top of the dip of the Trap |
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Vacuum breaker |
Is a backflow preventer that allows air to a vacuum being pulled on a system |
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Vent stack |
A vertical vent pipe to provide circulation of air to and from the drainage system |
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Vertical pipe |
Pipe that makes an angle of 45 degrees or more with the horizontal |
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BTU |
Heat required to raise 1 lb of water 1 degree Fahrenheit |
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Ignition source |
Burners for burner igniters or electrical switches capable of lighting flame Vapors |
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LP gas |
Propane or propylene |
