Optimum roof ventilation in homes is crucial in Australia’s climate. There are several ventilation systems to choose from, so it is important to understand your options.Making the right decision regarding which system to use is specific to each house and O’Boyles understands this can feel like a complicated task.Whirlybirds, also known as turbine vents, are common choices. These are often found perched high on Australian rooftops, utilising the wind’s power to cool the house below. A great choice for a new metal roof!Though whirlybirds are a great form of ventilation, there are advantages and disadvantages to them, depending on your...