Senior Chief Petty Officer. Starfleet is in my blood, and I've spent my entire adult life in service to boldly going.
Keiko and Molly are my favorite humans, but Transporter Room 3 will always be my favorite.
Just don't ask who what's in the pattern buffer.
Ah, then no forced air through ventilation ducts to move air around.
My current house doesn't have vents either, but I have fans that move air around the important bits that get occupied the most. With my dogs needing to go out, and work, the doors are open enough, and there's enough leakage to not worry about co2 levels. Except my wife sometimes trips the sensor in the hallway when she takes a long bath while burning multiple candles...