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

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

   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.)

3. How to Fix Your Frozen Pipes, According to Experts - AOL

   www.aol.com/keep-pipes-freezing-winter-according...

   Wrap the pipe with a hot towel: Soak it in hot water and wrap it around the frozen section. Apply a salt solution : Mix salt with warm water and apply it to the frozen area. Salt lowers the ...

4. 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 ...

5. 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.

6. 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.

7. Cold trap - Wikipedia

   en.wikipedia.org/wiki/Cold_trap

   In such a case, a baffle or a section of pipe containing a number of cooled vanes, will be attached to the inlet of an existing pumping system. By cooling the baffle, either with a cryogen such as a dry ice mixture, or by use of an electrically driven Peltier element, oil vapour molecules that strike the baffle vanes will condense and thus be ...