mikim
Veteran Member
Doc - I really hope I'm not coming off here as some kinda know-it-all or suppin' ....cause I really don't mean to
.. be mean that is
- but doc -- the stupid ....studor vent didn't work .... or it did but only for a while .... do the roof thing -- If you try to vent it after the commode - you won't get a good siphon like it needs to flush well. OR just replace the studor every 3 years. 
