![]() ![]() Though rare occurrences, the plumbing code helps protect the general public from these dangers.Ĭurrent improvements include antisiphon faucets for garden hoses, the air gap for the dishwasher, proper installation of water heater T&P relief drains, and backflow preventers for irrigation systems. Sometimes it is a hose left in a mud puddle, or maybe a hose lying in bleach water. This can happen in situations where a city main is shut off, causing a drain-down of the system with plumbing that has been done improperly. Without the air gap, wastewater could siphon back into the drinking supply. If contaminated water backflows, it can cause serious health risks. ![]() Basically, the air gap is there to prevent accidental backflow. This gap is usually about the distance between the faucet and the top of the sink or bathtub (one inch or more). Plumbing codes call for an air gap between portable water and a drain. What is an air gap and why is it important? In the plumbing industry, air gaps are an important design element to understand! The experts at Watters Plumbing are here to help you understand more about air gaps, what they are, why they are important, and what you should be on the lookout for. ![]()
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