Plumbing Supply Lines If a leak is detected in a water supply line, the water supply to the home or affected area should be turned off immediately, and your builder and insurer should be contacted. When colder weather approaches, disconnect exterior hoses, close exterior valves and allow the line to the exterior hose bibs to drain. ‘Frost-free’ lines will not protect outside water supply lines from freezing if the exterior hoses When pipes or toilet tanks are cooled by the movement of cold water into or through them—and sufficient humidity is present—moisture in the air can condense on the cold surface of the piping or toilet tank. This is similar to the condensation that occurs on a cold glass of water on a humid summer day. have not been disconnected from the threaded connection. See page 17 for more information about preparing outside water supply lines for winter. Toilet condensation is most common after showers or baths and just after the toilet tank has filled. To remove the condensation, ventilate the area by opening a window or turning on the bathroom fan to remove excess humidity from the room. What should I do if my water pipes are leaking or have frozen and burst? How do I prevent this from happening again? Why is there condensation on my water supply lines and toilets? When colder weather approaches, disconnect exterior hoses, close exterior valves and allow the line to the exterior hose bibs to drain. 88 ANHWP.COM • ALBERTA NEW HOME WARRANTY PROGRAM