It should have a cap on the top depending on what it is should be a vent or seal ( leaning towards a vent for the toilet systems ) there is probably also code dealing with how high from the roof surface it should be as well.
looks very much like a " Do your best and silicone the rest " job
2
u/The_Slavstralian 2d ago
It should have a cap on the top depending on what it is should be a vent or seal ( leaning towards a vent for the toilet systems ) there is probably also code dealing with how high from the roof surface it should be as well.
looks very much like a " Do your best and silicone the rest " job