Backflow is a term in plumbing for an unwanted flow of water in the reverse direction. [1] It can be a serious health risk for the contamination of potable water supplies with foul water.

Backflow is a situation that can occur when hydraulic conditions within a water system deviate from "normal" conditions, possibly allowing contaminated water to enter through a cross …

Feb 19, 2025 · Backflow occurs when the normal flow of water in a plumbing system is reversed, allowing non-potable (contaminated) water to enter the clean water supply. This can introduce …

Apr 11, 2025 · Backflow occurs when water flows backward through your plumbing, potentially contaminating your home’s drinking supply. Your plumbing system is designed to deliver clean …

Backflow occurs when water flows in the reverse direction from its intended path, potentially allowing contaminated water to enter potable water supplies. This phenomenon poses …

Dec 4, 2023 · Backflow is more than a simple annoyance. It's a health risk. When contaminated water flows back into your clean water supply, it can carry harmful substances like chemicals, …

Jan 29, 2025 · Backflow is the undesirable reversal of the flow of water or other substances from a private plumbing system into the public water supply. This can occur in any system where …

But what exactly is backflow? Backflow is the unwanted reverse flow of fluids, gases, or other substances in a plumbing system due to a backpressure or a backsiphonage situation.

Backflow is the undesirable reversal of this flow of water and undesirable substances from the non-potable source to the potable source. Why is Backflow Testing Important? Backflow …

Water flows from the source to your tap in pressurized water pipes in one direction when everything is working correctly. But in certain circumstances it can flow in the opposite …