Biddle are a world leader of air diffusion technologies, we have been delivering innovative climate solutions in the field of heating, ventilation, cooling and climate separation for the past 90 years. Our range of HVAC solutions are used across a range of sectors including industrial, commercial and public environments. Our market leading products range from Air Curtains to Industrial Heating and Fan Coils. Whatever your needs, our team of experts can help you find the right climate solution.