This type of roof vent includes small holes in the drip edge and its installation is best left to professionals. Gable vents work best along gable-style roofs and function partially as exhaust ...

All things being equal, wind-driven turbine vents, also known as a whirlybird roof vent, do move more air than flat vents (but only when the wind blows). The question: How much air must be moved?

Most homes rely on passive attic ventilation, which works on the principle that heated air naturally rises. There are two types of roof vents that create a continuous passive air exchange from the ...

You’re probably best off focusing on ways to get attic ... pairing encourages air flow all along the underside of the roof. Gable vents are not recommended where hurricanes could hit.

Solution: See Photo 2. Problem 4: Rectangular roof vents installed on one side of the roof only. Rectangular roof vents work best when the wind blows over the top of them, rather than into them.

All products and services featured are independently selected by our editors. However, when you buy something through our retail links, we may earn an affiliate commission. Roof vents keep your ...

Roof vents and ventilators are used to ventilate the attic or crawlspace of a building, circulating air for cooling, and moisture mitigation. More elaborate HVAC systems can use roof vents to ...