It would be carefully wrapped around the water line with 2 or 3 layers of insulation.
Insulating underground sewer lines.
This eliminates concern about movement of the insulation and creates a consistent sewer line in the area where insulation is needed.
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Sewer pipes usually do not need to be insulated as they do not hold standing water.
Our approach virtually eliminates the need to re dig lines and correct slipped insulation.
Sleeving the copper line through plastic tubing through a foundation wall when outside ground settlement is a potential issue.
Thermal insulation solutions for underground sewage lines.
Sleeving the copper service line through pvc when it is being installed through unstable ground such as through a sink hole or a sewer trench.
Rubber self seal pipe wrap insulation.
Insulated pvc pex solutions for the cold country our insulated pvc pipe and pex solutions form a single unit for insulated water and sewer lines.
There is no guarantee soil and rocks will not move the insulation.
The purpose of a drainage system is to carry sewage rainwater or other liquid wastes to a point of disposal.
A frozen sewer line or a sewer trap is not typically a common occurrence.
Front water main was insulated and backfilled.
Up until recently a horse hair product was used.
Front water main was insulated and backfilled.
Saving you time and money long term.
My preferred way is to use pre insulated pipe where a urethane foam surrounds the pipe and this is encased in a polyethylene sleeve.
Specialty insulation meant for underground water lines will prevent pipes from freezing.
Wire tie wire would be used to hold it in place.
However in extremely cold regions where the line is exposed or runs close to an uninsulated wall adding insulation is warranted.
Adding insulation will also deaden the sound of running water if the pipe runs close to living areas.