12/27/2022 0 Comments The ville wytheville(may shorten hoses to higher than flood rim of mopsink, or install a threaded air vaccuum breaker on hose connections) Correction: Provide an air gap with a diameter that is at least twice the diameter of the water supply inlet and not less that 1 inch for proper backflow prevention by the air gap. If this direct connection exists between the drinking water system and a source of contaminated water during times of negative pressure, contaminated water may be drawn into and foul the entire system.
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