3 Ways to Insulate Septic Pipe

In a previous discussion, I indicated the best way to avoid freezing in septic lines is to properly slope and bed the piping. However, in the climate where I live, temperatures routinely fall well below zero for extended periods, so there are situations where additional insulation must be applied.Some of the applications that immediately come to mind include: a shallow house sewer line to a septic tank that passes under a sidewalk or path that is kept open for the winter; sewer lines between multiple sewage tanks, such as septic tanks in series or a septic tank to pump tank