At Sigma Fire & Security Ltd, we specialise in advanced fire systems and Automatic Opening Vents (AOV) to ensure the highest level of safety for your property. Our comprehensive fire systems include state-of-the-art detection and alarm solutions designed to quickly identify and respond to fire hazards. Additionally, our AOV systems enhance ventilation and smoke control, providing crucial support during emergencies. With our expert installation and maintenance services, you can trust Sigma to deliver reliable and effective fire safety solutions tailored to your needs.