Not all skylights open--some are intended to let light in but not air. Other styles of skylight may
Not all skylights open--some are intended to let light in but not air. Other styles of skylight may have a small drop-down ventilation panel or screen that provides ventilation without opening the skylight. Many skylights, however, are designed to open. Some skylights will have a pole, chain or crank set at a low level so that they can be manually opened without having to climb on to a ladder or step stool.