Depending upon where seekers hunt and the period, late period hunting can be chilly, often bone-chillingly so. Remaining warm during these pursues boils down to managing wetness, portable shelter since vaporizing sweating accelerates warmth loss. One means to do this is by using a stove jack.
A cooktop jack is a tiny opening or air vent constructed right into certain tents that lets hunters pipe in the warmth of a wood-burning stove inside their shelter.