How Roof Turbine Vents Work

Ventilating attic spaces in winter.

How roof turbine vents work. The popular ridge and soffit ventilation systems. The intake should be installed at the soffits or blocking where the walls meet the roof. Unlike turbines this venting style does not have any moving parts. To take full advantage of this effect a roofer will generally install intake roof vents for houses lower on the roof closer to the eaves while placing exhaust vents higher near the peak to let the cold air push the hot air out more easily.

This convection movement naturally draws in cooler outside air to replace the air that just exited. Whirlybird roof turbine vents are as easy to install as turtle vents and are one of the most popular ways remove hot air out of the attic space. Somebody told me well you ll save money in the winter if you cover your turbines up tom. The conventional wisdom is to put in soffit vents down at the bottom of the roof so the replacement air can enter here and flow up under all the roof sheathing.

Roof turbine vent tips turbines work for free. A ridge vent runs across the top of the roof s peak. Because warm air rises up the wind powered vents with their spinning action tend to suck the air outside. Nrca and everybody needs a roof.

Wind driven turbine vent wind driven roof vents will pull more air from the attic but only when the wind is blowing. Roof vents need to move hot humid air from the attic to the outdoors so that humidity doesn t build up and cause mold rot or other moisture problems that findlay roofing regularly sees when dealing with attic issues. A turbine has a series of vanes that spin as wind passes through them. And in fact just so you know those spinning roof vents are probably not the best way to vent your roof.

Well now you know. Intake vents located at the lowest part of the roof under the eaves allow cool. Continuous soffit vent and a ridge vent beats a turbine vent any day. How much air must be moved.

How do turbine roof vents work. The last thing you want to do is stuff insulation in the vents. 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. Turbine vents use a combination of wind and convection to extract stale hot air from inside your home and replace it with the cool clean air from the outside.

Since turbines are attached directly to attic spaces they can siphon away that moist air effectively. A turbine vent is a passive ventilation device.