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ARE - Plumbing
Plumbing
Question | Answer |
---|---|
Potable Water | Water that is suitable for drinking |
Supply Systems | Clean, clear, and potable water that is operated under pressure |
Sanitary Waste Systems | Remove contaminated water by relying on gravity |
Hardwater | Water that contains mineral deposits that can clog up piping, causing mineral build up in heat exchangers |
Effluent | Liquid Waste |
1 PSI | 2.3 Feet of Water |
Upfeed System | Water is pumped up directly from the Basement |
Downfeed System | Tank mounted on roof supplies water to lower stories |
Greywater | Water from sinks, dishwashers, lavatories, washing machines, etc. that doesn't contain human waste |
Blackwater | Water from toilets that includes human waste |
Traps | Keep methane gas from entering back into the building |
Stack Vent | Portion of stack above vents that connection to a soil/waste stack above the highest fixture in the system - vents to the soil stack |
Vent Stack | Separate pipe used for venting |
K | Thickest of all the plumbing pipe types. Only one that is suitable for underground use |
L | Most common of all the plumbing pipe types |
M | Thinnest of all the plumbing pipe types |
Gate Valve | Used when control for water flow is either all on or all off |
Globe Valve | Used when flow is variable |
Check Valve | Used in cases of backflow prevention |