dwv main stack vent Home › Forums › Public Forums › General Plumbing › dwv main stack vent This topic has 1 reply, 2 voices, and was last updated 19 years, 10 months ago by Retired plbg1. Viewing 1 reply thread Author Posts 6 Jun 2004 at 6:41 pm #277254 MasterPlumbersKeymaster Can you safely vent your dwv through the side of your home instead of going through the roof? If so, is there a spacing requirement? 6 Jun 2004 at 9:29 pm #295834 Retired plbg1Participant No, It is against code. You must go through roof 12 ” above. Author Posts Viewing 1 reply thread You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In