Low heat cooking is a process that requires very long times, during which the tank remains closed. Is this page supposed to be about pressure-cooking at low heat? Closed tanks to not apply to all methods of cooking at low heat.
Low-heat cooking is a great way to allow flavors to develop over time and preserve moisture and nutritional value. Plus, energy consumption is lower compared to stovetop or oven cooking.
Firex cookers allow you to preset cook times and temperatures, so you can manage low-heat cooking without the constant monitoring. Use the delayed-start function to cook recipes overnight, and come back the next morning to find perfectly cooked food.