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- They Are Noisy. Everyone has complained about a noisy whirlybird at some point. A functioning wind driven whirlybird is quiet, so if it’s making noise, it’s most likely broken.
- They Don’t Work. Whirlybirds are one of the smartest home improvements you can make. Think of them like lifting a lid of a boiling pot of water, or the extractor fan in your bathroom.
- I Have A Tiled Roof So I Don’t Need Them. When you have a tiled roof construction, there is a misconception that you have air flow. Whilst tiles do enable a small amount of air to enter the roof space, they do not extract create air flow.
- They Don’t Work When There Is No Wind. Whirlybirds are designed to spin in even in the lightest winds. Whirlybirds extract hot air via two ways; convection and creating a vacuum.
Mar 9, 2021 · A whirlybird works to remove the heat that builds up in rooms but removing out the hot air. This keeps the properties clean, ventilated, and prevent hot air accumulation. In the hot Australian climate, a whirlybird can keep a space cool during summer.
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Jul 21, 2023 · Whirlybirds primarily focus on expelling hot air and promoting ventilation. If moisture control is a significant issue in your roof spaces, it will almost always be necessary to install multiple whirly birds or consider alternative ventilation options or additional moisture management strategies.
- Whirlybirds Are Noisy
- Whirly Birds Are Inefficient in Removing Moisture in Colder Months
- Whirly Birds Are More Expensive Than You Think
Many businesses that sell whirlybirds will tell you that the fans operate quietly. Often they claim that if their product is making noise it’s because of a solvable issue. It’s true that when a whirlybird is working properly, they run silently. However, this doesn’t change the fact that almost everyone who has whirlybirds complains about the noise....
It is important to ventilate your roof space during winter to keep moisture and condensation levels as low as possible. While Australia is known for our long hot summers, the winters can still be cold and very wet. This can cause a build-up of moisture in the house that can lead to mould growth. An efficient ventilation system will keep youhealthy ...
While individual whirly bird units might not be that expensive, the costs can add up quickly. Most businesses recommend at least 1 unit per 50-90m2 of roof space. That means that most homes will need more than one unit. Our smallest unit is as powerful as 12 whirlybirds! Evidently, it is far more cost effective to pay more upfront for a more reliab...
- They offer passive, energy-efficient ventilation. One interesting fact about whirlybirds is that they can be used to ventilate buildings in a passive, energy-efficient way.
- But, they need a lot of wind. If the vents don’t spin, the ventilation system doesn’t work. Australia does not offer the windiest of climates. Therefore, on those still, hot, sticky summer days, a whirlybird may not offer the relief a residential home requires.
- They are low-maintenance. In addition, whirlybirds are relatively low-maintenance and can last for many years with minimal upkeep. The products themselves are relatively cheap compared to other ventilation options, and installing them on your roof is a painless experience.
- They minimise mould. One of the significant advantages of whirlybirds is that they remove excess moisture, meaning less chance of dampness and the hassle and potential health risks associated.
A whirlybird is a type of roof ventilation device that operates without electricity, using wind power to function. It consists of a dome-shaped turbine that spins when the wind blows, creating a vacuum that draws hot air and moisture out of the roof cavity.
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Do Whirlybirds rely on wind?
Jun 2, 2022 · Whirlybirds, or turbine vents to give them their proper name, are wind-powered ventilation systems used to cool down properties in warmer climates. Whirlybirds minimise excessive temperatures in summer and remove excess humidity and dampness in the winter.
