As we’ve discussed before, whirlybirds are the typical go-to option for home and business ventilation. The main selling points for these units are that they’re free to run and cheap to install. Because traditional whirlybirds use wind power and rising heat to spin the...
What’s the Deal with Ventilation Anyway? During summer and sunny days, heat builds up in your roof space and subsequently radiates down through your ceiling. This transfer of heat (and moisture) warms indoor rooms and spaces and can account for around 25% to 35%...