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2. Automatic bleeding valve - Wikipedia

   en.wikipedia.org/wiki/Automatic_bleeding_valve

   An air release valve on an elevated section of a large diameter lavender-colored pipe. A working system should not generate further trapped gas. Air may be drawn in if there is a small leak, or dissolved air in make-up water may come out of solution, but this generally indicates a system leak if new water is needing to be added.

3. Here are steps to take to keep your water pipes safe during ...

   www.aol.com/steps-keep-water-pipes-safe...

   Here are some tips to keep your home safe: Locate and label your water main shut-off valve: Identify the water main shut-off valve and ensure all household members know its location.

4. Air lock - Wikipedia

   en.wikipedia.org/wiki/Air_lock

   As more water flows down, the upward leg after the second low point fills up. This exerts a pressure on the trapped air from the water on either side. If there is more water pressure from the section after the trapped air, then a full air lock is formed, and the water level stops at the first high point and no further water can flow.

5. Pulser pump - Wikipedia

   en.wikipedia.org/wiki/Pulser_Pump

   Initially the water level will be near the roof of the air chamber. As air accumulates, pressure builds, which will push water up into the riser pipe. At some point the "air bubble" will extend below the bottom of the riser pipe, which will allow some of the air to escape through the riser, pushing the water that is already in the pipe up with ...

6. Prepare for the coldest Arctic blast: How to keep your pipes ...

   www.aol.com/news/prepare-coldest-artic-blast...

   Pipes exposed to "severe cold" including outdoor hose bibs, swimming pool supply lines, and water sprinkler lines. (If you have swimming pool or sprinkler supply lines, they needed drained too.)

7. How homeowners can prevent pipes from freezing during winter

   www.aol.com/weather/homeowners-prevent-pipes...

   "Take measures to prevent the flow of cold air in these areas," Green Apple Mechanical said. "Both hot and cold water pipes in these areas should be insulated. A hot water supply line can freeze ...