Running vehicles in an enclosed parking garage produces a build-up of carbon monoxide (CO). At levels of 3,200 parts per million (ppm), carbon monoxide causes death within 30 minutes, so the air has to be vented to avoid a CO build-up. Read more: http://bit.ly/6sqdLx … [Read more...] about Garage venting that isn’t frustrating
Garage venting that isn’t frustrating
