The best BBQ is tender, juicy, and delicious. Achieving that kind of perfection is only possible when you can precisely control your cooking time and temperature. From beginners to the most seasoned BBQ pitmasters, these two factors remain the biggest challenges in outdoor cooking.

When you master cooking at precise, even temperatures over a set period of time, the tough, chewy protein fibers in meat called collagen transform incredibly to the tender, tantalizing, and amazingly delectable BBQ we all crave.

The problem is that trying to control temperature with most grills and smokers is very difficult. Here’s an example of unmanaged temperature fluctuations in a normal cooker.