Which is better for attic ventilation ridge vent or turbine?

Are roof ridge vents better than turbines?

While ridge vents win for their subtle appearance and functionality, turbine vents may be better in especially hot or humid climates where more dynamic airflow is necessary. If you are not sure which to use, consult a roof professional who can examine the needs of your home and draw up a venting plan for you.

Are whirlybirds better than ridge vents?

Roof turbines move more air than ridge vents

Under the right conditions, a whirlybird can move considerably more air than a ridge vent. A turbine vent will rotate at even a small wind which sucks out the air from the attic. The more the wind the more powerful will be its venting.

Is ridge vent better than power vent?

While a power vent fan combined with a ridge vent can work against the natural flow of air through the attic, it will still exhaust more hot air than not having a fan at all, it’s just not the most efficient way to go about it.

What type of attic ventilation is the best?

Which type of vent is best for my roof? In most cases, we recommend soffit vents for intake and a ridge vent for exhaust. For homes that cannot have a ridge vent, box vents are generally the second best option for exhaust.

Do turbine attic vents work?

Since turbines are attached directly to attic spaces, they can siphon away that moist air effectively. … They are incredibly effective at venting hot attic air, but there’s not always room for them.

Do turbine roof vents leak?

Turbine vents are a type of exhaust vent. They have fins that open when they turn in the wind, and this spinning action creates suction that draws hot, humid attic air outside. … Turbine vents can leak, but you don’t always have to replace the vent.

Are turbine roof vents good?

Turbine Roof Vents Are Effective

Another advantage of turbine roof vents is that they are quite effective. … You should also note that when the wind is blowing, these vents can turn into a powerful vacuum of warm air and draw up the warm air through them effectively, just as any powered alternative would.

How long do turbine vents last?

A single 12-inch-diameter turbine vent can provide a complete change of air in the attic space every 52 minutes if the outside breeze is just 5 mph. A 14-inch diameter unit can provide a complete air change in the attic every 14 minutes if the wind is 15 mph.

What type of ridge vent is best?

Best Roof Vents Of January 2022

  • The 10 Best Roof Vents.
  • Lomanco Whirlybird® Turbine B I B-14.
  • Lomanco Whirlybird® Turbine B I B-12.
  • Air Vent Airhawk® Wind Turbines.
  • Air Vent Venturivent Plus.
  • Maxx Air 1,650 Cfm Gable Mount Power Attic Ventilator.
  • GAF Materials Cobra® Exhaust Vent for Roof Ridge.

Is ridge vent enough attic ventilation?

Take, for example, ridge vents. The majority of roofing experts agree that ridge vents are the most effective and cost-effective roof vents available. Without baffles (blinders that prevent outside air from crossing over the vent), a ridge vent may create almost no ventilation at all.

Do you need an attic fan with a ridge vent?

Combining an attic power vent fan with a ridge vent is usually not recommended because: It could reverse the natural flow of hot air out the ridge vent. If air is drawn in through the ridge vent while it’s raining, it might pull rainwater in with it, which could lead to leaking or mold in the attic.

What is the proper ventilation for a roof?

In either season, good venting occurs when cool air can enter the attic near the eaves and exit near the peak. Ideally, half of the vent area should be low and half high. The ultimate goal is that the temperature and humidity levels in the attic space match the conditions outdoors.

What are the three kinds of attic ventilation?

Different Kinds of Attic Vents

  • Intake Vents. Intake vents are placed along the soffit to let fresh air into your attic. …
  • Exhaust Vents. Exhaust vents are installed in the upper third of the roof to let air escape. …
  • Determining How Much Ventilation. …
  • Attic Ventilation Tips.

Should you cover turbine roof vents in winter?

Roof ventilation is important year-round. … You should absolutely leave your roof vents open during the winter – do not cover them! During the winter, roof ventilation works to keep temperatures even. Closing your vents makes the attic space too warm and dry – dangerous conditions for mold as well as pests.

Do roof turbines help cool house?

Roof turbines remove attic moisture and reduce the risk of costly roof damage. During summer months, turbines eliminate hot air from your attic, helping you cool your home.

Where should a turbine roof vent be installed?

How To Install A Whirlybird Turbine Roof Vent On Your Shed – YouTube

Are ridge vents worth it?

The truth is, most experts agree that though other roof vents allow some ventilation (which is better than none), ridge vents are the most efficient and cost-effective roof ventilation system around. Our recommendation is yes. Especially if you are installing a new roof, you want to extend its life as long as possible.

Do whirlybird roof vents work?

The answer to the question “do whirlybirds work?” is yes. Whirlybirds work to remove hot air from roof voids, effectively ventilating the room or space below. … The roof of a building or house acts as a heat trap. Whirlybirds work to effectively remove the heat that builds up in rooms, by sucking out the hot air.

Do whirlybirds let rain in?

When installed by professionals, whirlybirds do not leak or let in rain. … When there is no wind and the turbine is not spinning, the rain water simply runs down the outside of the fins on the whirlybird turbine.

Are turbine vents waterproof?

Turbine vents have been around for a long time and are designed to not let water in. Having said that, even flat vents can let some moisture in depending on blowing rainy conditions.

What are the best whirlybirds?

In terms of whirlybirds, the Windmaster is perhaps the most reliable of the lot.

Do I need a roof turbine?

Why do you need roof turbines? During winter months, warm air rises into your attic. Without proper ventilation, the extra moisture in the heated air will cause wood rot, mildew, mold and exterior problems like ice dams. Roof turbines remove attic moisture and reduce the risk of costly roof damage.

How do you lubricate a roof turbine?

How to Lubricate a Roof Vent Turbine

  1. Set up the ladder against the edge of the roof. …
  2. Climb up the ladder and make your way up the roof to the turbine vent.
  3. Apply white silicone spray lubricant, in several locations around the turbine vent, where it rotates on its base.

How many turbine roof vents do I need?

How Many Vents Do I Need? The general rule of thumb in these situations is of roughly one vent per every 300 square feet of attic area if the attic has a vapor barrier. If not, there should be one vent for every 150 square feet. You will need to have 1 square foot of vent area for every 150 square feet of attic space.

What is turbine ventilator?

The turbine ventilator is a wind turbine with a vertical axis that has a combined function of the wind turbine and a suction fan. In this study, the turbine ventilator modified by adding a wind cup on the top (cap) turbine ventilator. … Turbine ventilator used is type v30 and wind cup with diameter 77 mm.

Do ridge vents leak?

With proper installation and care, ridge vents should not leak. However, improper installation leads to leaky vents. In some cases, installers will use the wrong nails or shorter nails to secure the vents to the structure. … Another problem that can lead to leaking roof ridge vents involves sealant.

Are GAF ridge vents good?

Why are ridge vents effective? Installed at the highest point of your home, ridge vents are highly effective. They allow warm air to escape from your attic and almost force it out with the installation of soffit vents. The two vent work together to create a natural vacuum.

Should ridge vent go all the way across roof?

If you’re wondering whether a ridge vent should go all the way across a roof, it depends. You don’t want to cut ridge vents all the way to the edge, but you can install vent caps all the way to the edge. … Ridge vents on metal roofs can be installed in a similar fashion.

How do I increase attic ventilation?


  1. Assess Your Needs. Before you make any changes, it’s important to determine if your attic actually needs additional ventilation, and if so, how much. …
  2. Insert Roof Vents. …
  3. Add Soffit Vents. …
  4. Install Gable Vents. …
  5. Use Fans to Improve Airflow.

Will a ridge vent work without soffit vents?

Ridge vents can work without soffit vents, however, this won’t be very energy efficient. Without soffit vents, the ridge vents will draw air from some other inlet on the roof like a gable, but this will limit the extent of air circulation in the attic.

Do you need roof vents with ridge vent?

In addition to allowing air to circulate, a ridge vent on your roof prolongs the life of your roof. It also helps to moderate the overall temperature of your home, increasing your energy efficiency. For these, and other, reasons, roof ridge vents are considered an essential part of most modern roof design.

Will a ridge vent cool my house?

1. They balance out the temperature of the home. When you have a new home built, or you’re replacing a roof, then installing a ridge vent helps to balance out the transfer of hot and cold air.

Do attic vents help cool house?

Attic fans can help your house feel cooler on hot days. With that being said, they are not going to cool your entire house. To maximize the cooling benefit of an attic fan, make sure you have enough insulation in your attic and air seal all of the cracks and gaps.

What temperature should I set my attic fan on?

When it comes to an attic fan’s temperature setting, it’s best to adjust it to anywhere from 90 to 110 degrees Fahrenheit. It’s impossible to state a single number because your attic can effortlessly soar above 95 degrees (on average).

What are the 4 main types of roof vents for attic ventilation?

Unlike passive ventilation, this system and its vents are actively working to ensure the air in your attic is moved around correctly. The 4 common types of active roof vents: turbine, power, ridge, and solar-powered vents.

Should attics be vented?

When done correctly, attic venting can reduce the potential for condensation in winter and summer. During winter, the primary cause of attic moisture issues stem from warm moist air infiltrating into the attic space from the inhabited areas and condensing on cold surfaces.

How do I get rid of moisture in my attic?

How to Reduce the Humidity in Your Attic

  1. Fix All Leaks. The first step to reducing attic humidity is to prevent water from getting in the space in the first place. …
  2. Use Proper Ventilation. Attics require proper ventilation in order to stay dry and healthy. …
  3. Limit Warm Air Reaching the Attic.

What are the benefits of a ridge vent?


In combination with wind, a ridge vent can create a ventilation system in your attic. It ensures that fresh air circulates continuously, which is critical to preventing mold and mildew from growing in areas like the attic crawl space and the underside of the eaves.

Should gable vents be closed with ridge vents?

Do Gable Vents Interfere With Ridge Vents? As popular as ridge vents are, they don’t work well with gable vents. That’s because gable vents are too close to ridge vents to move significantly cooler air.

Do ridge vents make house colder in winter?

The unintended consequence of your recently installed roof vents is that your house got colder. In the winter months, warm attic air is vented to the outside through the ridge vents and is replaced by colder outside air sucked in through the soffit vents.

Do whirlybirds make your house colder in winter?

In fact, whirlybirds help expel moisture during winter months, keeping the air drier, and can help mitigate that ‘cold’ feeling from moisture in the air.

Can rain get in roof vents?

But some roof air vents sit fairly flat to the roof, with a mushroom style hood and unprotected sides. And on occasion a hard driving rain with whipping wind will cause roof vents to leak water. If your roof vent leaks during heavy rain, the rain may be blowing up under the hood and into the vent.

Can you vent a roof too much?

The two main dangers associated with too much ventilation involve roof damage and increased utility bills. If you have too much air circulating, your roof will collect moisture causing damages that will weaken spots and then cause leaking.