Difference between revisions of "Air gap (Water supply system)"
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| − | [[File:air-gap-cross-conn.jpeg]][[File: | + | [[File:air-gap-cross-conn.jpeg|thumb|200px]] |
| + | [[File:Air-gap1.jpg|thumb|200px]] | ||
| − | The unobstructed vertical distance through the free atmosphere between the lowest opening of a water service pipe or fixed outlet supplying water to a fixture or receptacle and the highest possible water level of such fixture or receptacle. | + | *The unobstructed vertical distance through the free atmosphere between the lowest opening of a water service pipe or fixed outlet supplying water to a fixture or receptacle and the highest possible water level of such fixture or receptacle. |
