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Do we need an air vent pipe for percolation (septic) tank?
I'm going to set up water percolation tank( made of cement rings ) for filtered septic water from septic tank.
Is it necessary to have air vent pipe? but it could cause some foul smell.
Would it be a ...
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Purpose of septic vents both in the yard and also through the roof?
My house has both septic venting that goes up through the roof and also a vent in the yard. What is the need for the yard vent? Is this vent a requirement (code or otherwise)? A "best practice&...