Should I install a ridge vent on my roof?

Author: Jayne O'Kon  |  Last update: Wednesday, August 20, 2025

Ridge vents have many advantages, which may make them ideal for your roof. The advantages include: Location: These vents are installed directly on the ridge, so they are well-positioned to provide complete roof ventilation, as this is where the hottest air will collect (as heat naturally rises.)

What is the downside of ridge vent?

Cons of Ridge Vents: Installation: Ridge vents must be installed properly to function effectively. Incorrect installation can lead to leaks and reduced ventilation efficiency. Requires Soffit Vents: Ridge vents rely on soffit vents to draw cool air into the attic.

Should I add a ridge vent to an existing roof?

Yes, the recommendation for ridge vents is to seal off all other vents and make sure you have adequate ventilation in your soffits under your eaves.

When not to install a ridge vent?

In addition, these vents may leak during heavy rain, as the rain could blow right into the vents, dampening your attic. So, if your area regularly receives heavy rain and strong wind, these vents might not be your best option.

What happens if you don't have a ridge vent?

Most of the estimators mention the option of a ridge vent installed at the top of the roof, some mention it in passing and don't really push it too hard one way or the other, and others, while not exactly insisting it be installed, say that without the installation of a ridge vent, the attic would receive inadequate ...

What Ridge Vent Should I Install On My Roof?

Does a ridge vent make the house colder?

Since there are vents on the roof, heat can escape the house naturally. It doesn't have to be vented out like a normal house would, which keeps things cool inside. Not only summers, but ridge vent helps in winter also.

How much difference does a ridge vent make?

Ridge vents have many advantages, which may make them ideal for your roof. The advantages include: Location: These vents are installed directly on the ridge, so they are well-positioned to provide complete roof ventilation, as this is where the hottest air will collect (as heat naturally rises.)

Can rain come in through ridge vents?

Look Out for Flashing

In this case, rain can enter your roof through the vents. As for damage to the vents themselves, old age is a factor. Eventually, certain areas of your roof may be worn down, including the flashing that supports ridge vents. You will likely be unable to predict when your flashing is going to fail.

How much does it cost to install a ridge vent on a roof?

The average roof ridge vent installation cost is $300 to $650, including labor and materials. While it is a pricier option than some of the others, you are treating yourself to the most effective non-powered roof ventilation system. It also blends in with your roof for a much sleeker look than other vents.

Does every roof need a ridge vent?

The short answer to this question is “it depends”. Some form of ventilation is necessary for every roof, and a ridge vent is one of the most common ventilation options. However, depending on your specific roof, one of the other types of roof vents may be a better choice.

Why did roofers turn to ridge vents instead of attic fans?

Ridge vents work without any power. They're super awesome when paired with soffit vents, creating a cool airflow loop - cool air enters through the soffit vents, and the hot air exits through the ridge vents. Attic fans are a bit different because they actively move hot air out and bring cool air in.

Do shingles go over ridge vent?

Install a ridge vent like the Certainteed filtered ridge vent. Using the correct roofing nails, install cap shingles over the ridge vent.

What is better a ridge vent or an off ridge vent?

Off ridge vents are not as effective as full ridge vents because they are much smaller and do not sit as high on the roof. Their size prohibits them from expelling a large amount of hot air and their location restricts their ability to vent the absolute hottest air, like a ridge vent.

What is the best vent for a roof?

Ridge vents are one of the most popular types of roof ventilation. They provide a continuous flow of air along the entire length of your roof's ridge line.

Is an attic fan necessary with ridge vents?

While having both types of ventilation isn't necessary, some homes need more ventilation in their attic space than others, and that's where this pair comes in. You may need to use one or more attic fans along with a ridge vent in a large, warm attic space that needs more ventilation.

Do all ridge vents leak?

With proper installation and care, ridge vents should not leak.

Will a ridge vent cool my house?

Ridge Vents: Usually installed along the peak of the roof and considered one of the most effective exhaust vents. They allow for continuous air flow along the entire ridge, effectively removing hot air.

How long do roof ridge vents last?

The average lifespan of a roof vent is about 10-20 years, but the lifespan of your roof vent will depend on a variety of factors. Some factors that will affect the lifespan of your roof vent include the type of roof vent, the material your roof vent is made from, and the care your roof vent receives.

Which is better, ridge vent or gable vent?

Gable vents have a few advantages over ridge vents. They're typically less expensive, and they're easier to install. The main disadvantage of gable vents is that they don't provide as much ventilation as ridge vents.

Do all roofs leak a little?

And after all, don't all roofs leak a little? The answer is No! A single leak is an indication that you are going to have bigger problems in the future and the more obvious a roof leak is, the bigger it likely is and should be addressed by an expert quickly.

Do ridge vents need to be cleaned?

It's important to keep the ridge vent free of obstructions such as leaves, debris, and ice to maintain proper ventilation. If debris buildup is a regular problem, consider trimming back nearby tree branches or hiring a roof cleaning company.

Which is better, metal or plastic ridge vent?

“Metal vents — can be susceptible to bent flanges and denting from shipping and handling. Plastic vents are a lot lighter and much more durable.” Donna Burtch, Duraflo® Product Manager at Canplas. Unlike metal roof vents, Duraflo® products do not collect as much condensation with temperature changes.

Should ridge vent go all the way across the roof?

It is generally recommended to have a ridge vent that spans the entire length of a roof along the ridge. This is because a full-length ridge vent provides the most effective ventilation, allowing warm, moist air to escape evenly across the whole roof.

What happens if a roof is not vented?

Poor ventilation can damage shingles by causing extreme roof temperatures, water damage to roof decking, and more. That's why it's important to be alert to the state of your roof's exterior.

Previous article
What is the best product to strip stain from wood?
Next article
Is fabric conditioner the same as fabric softener?