3 votes
Accepted

Will this work to prevent my pipes from freezing?

Clarification of terms: Your tap is the downstream end. The City water supply is the upstream end. My understanding of your situation: City Waterline Building shutoff vale Local distribution valve ...
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1 vote

Will this work to prevent my pipes from freezing?

Why not simply install trace htg to the problematic pipe? Of course that's assuming you can access it! Insulation, of itself, does not stop freezing but simply slows down the heat loss.
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