rEGGulator Vent CaprEGGulator Vent Cap The rEGGulator works in sync with your Draft Door to ensure you've got the perfect airflow. If you need a new one or want to replace a Dual Function Metal Top, get it here. WHY UPGRADE TO THE REGGULATOR? This is essentially the new and improved Dual Function Metal Top, and what an upgrade it's turned out to be. The rEGGulator is non slip, so you no longer have to worry about the lid sliding open when you open your EGG. It's also