08-25-2010, 05:05 PM
You should hear what it sounds like up on the roof.
You might want to check there that nothing is blocking the vent.
Might be really low pressure (weather).
Might be a partial blockage downstream/upstream from the toilet pulling air through their checks.
Might even clear itself. if you're lucky.
You might want to check there that nothing is blocking the vent.
Might be really low pressure (weather).
Might be a partial blockage downstream/upstream from the toilet pulling air through their checks.
Might even clear itself. if you're lucky.