Protest top roof vents all wrong. Causes big black waste blood cloud attaches to people. Complaint!

Protest buildings top roof vents all wrong. Causes big black waste blood cloud attaches to everybody in town people. Complaint! Use at your own risk.
Presto: Only proper building vent is straight out the back wall.

Presto: All building vents are back straight out the back wall. No black cloud of blood chasing people down the street. Use at your own risk.