Typical high risk areas for freezing include exterior piles and pipes within exterior walls, as well as exposed pipes ... the entire house or just the frozen pipe area, whichever is more accessible.

Any outdoor pipes, as well as ones that pass through cold spots in the house such as lofts, basements and cupboards on external walls, are also at risk. Once you have located the frozen pipe ...

I wasn’t able to find research supporting that as a particularly meaningful temperature, but it’s well above freezing ... sitting in its top five for frozen-pipe claims over the past three ...