Winter & Whirlybirds: Do They Help in Cooler Months?
Whirlybirds are a fantastic solution for rooftop ventilation. They keep your home cool without power, bringing relief during the scorching Australian summers. But do their benefits end when the hotter months do?
This article is going to answer that question! We’ll cover everything you need to know about whirlbybirds in winter, and help you determine whether they are a good investment for you.
If you want a watertight whirlybird that brings enormous benefits to your home, then contact Twista today on for professional installation!
What Does A Whirlybird Do?
In case you’re not familiar with whirlybirds, let’s explain how they work! A whirlybird is a spinning roof vent that pulls hot, stale air out of your roof space. It does this without using a single bit of electricity! It works using wind and thermal uplift, drawing out trapped air and letting your roof breathe.
They’re simple, clever, and low-maintenance. With proper, professional installation, they can work quietly for many years. At Twista, we only use high-quality whirlybirds that are built to last!
In summer, these clever vents help lower the temperature inside your home. But what about in winter?
Do Whirlybirds Work in Winter?
Yes! Whirlybirds absolutely do work in winter. In fact, they can be just as necessary during the colder months as they are in summer. Ventilation isn’t seasonal. Air doesn’t stop moving just because the temperature drops! And whirlybird vents don’t stop working in the winter.
These rooftop vents operate on passive ventilation, meaning they don’t rely on power or temperature to function. They spin whenever there’s a breeze, and they keep moving warm, moist air out of your roof space. This is crucial in winter, when we’re heating our homes, drying clothes indoors, and generally trapping more moisture inside. Without ventilation, that moisture rises and gets stuck under the roof, leading to lots of issues.
Some people are concerned that whirlybirds suck out your heating or make your home colder, but this isn’t the case! An adequately installed whirlybird draws air from the roof cavity, not your living room. So the heat stays inside, while stale, damp air gets pushed out!
Call us today on to have your whirlybird professionally fitted!
Whirlybirds keep the air circulating all year round and bring many benefits to your home. Let’s find out what those benefits are!
3 Key Benefits of Whirlybirds During Winter
People don’t usually think about roof ventilation when it’s freezing outside. But that’s precisely when poor airflow starts doing damage you won’t notice until it’s too late! Here’s why a whirlybird is beneficial even during winter:
1. Reducing Condensation
Condensation is the tiny water droplets clinging to the inside of your roof. This happens when warm air from inside meets cold surfaces in your ceiling space. And in winter, when your heaters are running and your windows are shut, that warm air has nowhere to go!
This is where whirlybirds are really beneficial! It spins with even the lightest breeze, drawing humid air out before it can cool down and turn into moisture. Less humidity inside the roof means less condensation. This means you don’t have to worry about slow-rotting insulation or condensation stains on the ceiling!
2. Preventing Mould and Mildew
Without proper ventilation, mould and mildew can build up quickly and cause huge problems both for your house and your health. All it needs to thrive is moisture, warmth, and still air. And that’s exactly the kind of conditions your home provides in winter!
Mould can grow very quietly. It not only smells bad, but it can also damage the plaster, insulation, or even timber of your property. Mildew isn’t quite as harmful, but it can still ruin surfaces and cause respiratory issues if left unchecked.
A whirlybird prevents mould and mildew by venting out moist air. This keeps the roof cavity too dry and too active for mould to settle in! Constant airflow is the best way to prevent stale, damp corners. All through winter, your whirlybird vent will keep on spinning, preventing mould and mildew and saving you thousands in repairs later on!
3. Maintaining Air Quality
Air quality inside your home is very important. Clean, circulating air means cleaner lungs, better sleep, and fewer sick days! Inside your roof, air can go stale quickly in winter, especially when everything’s sealed up tight to keep the cold out. Without a way to circulate and refresh that air, you end up with a stagnant mix of moisture, dust, insulation fibres, and whatever else drifts up there. And that air eventually makes its way into your living areas through downlights, vents, and ceiling gaps.
Whirlybirds help keep that air moving. They don’t filter air, but they make sure the bad stuff doesn’t hang around and become a problem. That means fewer allergens floating around, fewer odd odours creeping through the house, and a fresher-feeling home overall!
It’s not something you’ll notice overnight, but over the weeks and months, you’ll see a big difference.
Twista installs whirlybirds that are watertight, tough, and built for the Aussie climate, providing efficient airflow that works year-round!
Contact us today for an installation quote!
Do Whirlybirds Affect Heat Loss?
A common myth that you may have heard is that whirlybirds suck the heat out of your house in winter. But this is not true of whirlybirds that have been installed correctly. Whirlybirds are designed to ventilate your roof space, not your living space. There’s a layer of insulation between your ceiling and your roof cavity, and this keeps your heating where it should be, inside your home!
Whirlybirds focus on removing the warm air that you don’t want. It removes the moisture-heavy air that naturally rises and gathers in your roof space, preventing mould, mildew, and water damage!
And because whirlybirds are passive, they don’t force air out but rather allow movement when there's wind or a pressure difference. If your home is well-insulated and properly sealed, a whirlybird won’t steal your heating, but it will stop damp air from damaging your property!
If you want an adequately installed whirlybird that does the job properly, call our professionals now on or email o0abssvpr@gjvfgn.pbz.nh .
Are Whirlybirds A Good Investment for Winter Ventilation?
Whirlybirds are a home upgrade that saves you more money than you spend, especially in winter! They're inexpensive, require no electricity, and once installed properly, they basically run themselves. And the best part is that they help prevent the kind of slow, hidden damage that ends up costing homeowners thousands.
During winter, many homeowners have the heating on and the windows shut, causing moisture to build up inside the home. As we mentioned earlier, all this trapped moist air can lead to big problems. You won’t notice it straight away, but give it a season or two, and you’ll be patching ceilings or calling in a mould removal crew! A whirlybird prevents these issues and saves you money all year round.
If you’re looking for a low-maintenance, long-term fix for winter moisture problems, a professionally installed whirlybird is a smart move. And when you get it done by Twista, it’s done right: sealed, secure, and ready to work through any season!
Professional Waterproof Whirlybird Installation
As we’ve discovered in this article, a whirlybird can bring huge benefits, even during winter! But not all whirlybird installs bring these benefits, and a bad one can do more harm than good. That’s why a professional, waterproof installation is crucial if you want to reap the benefits of your investment!
When installed poorly, whirlybirds can let in rain, rattle in the wind, or sit at the wrong angle and barely spin at all. We’ve seen DIY jobs sealed with silicone that peels after a season, or vents slapped onto tiles with the wrong flashing and left to drip straight into the roof cavity. This kind of rushed job can quickly lead to rotting timber, ruined insulation, and stained ceilings.
At Twista, we are proud to be professional installers of whirlybird vents! Every whirlybird we install is fitted using proper waterproof flashing, matched to your roof profile, and fixed in a way that’s built to handle Australian storms. Every whirlybird we install stays leak-free and locked in!
We’ve installed thousands of whirlybirds, so we know the weak points. That’s why we only use high-quality parts, weatherproof seals, and proven techniques. Whether your roof’s tile, metal, flat, or pitched, we’ve got the gear and the know-how!
With over 40 years in the business, when you choose Twista for your whirlybird vent installation, you can be sure that your property is in safe hands. We have a strong network of Twistas distributors, suppliers and installers across Australia, offering stellar service to over 91,500 clients!
So if you want a whirlybird that works well both in summer and winter, then get in touch with our professional team today. Call or email o0abssvpr@gjvfgn.pbz.nh .