🌪️ Ventilation that stands the test of time! Equipped with a stormguard to protect against the elements. Experience uninterrupted ventilation with our continuous thru-air design. A stylish addition to any contemporary space, blending functionality with aesthetics. Complies with all modern gas regulations for peace of mind. Perfectly suited for double glazed units, enhancing energy efficiency. 162mm aperture Stormguard included Continuous airflow The Vent-a-matic Static Ventilator Model DGS/JG is a cutting-edge solution for continuous ventilation, designed to meet modern gas regulations. With a 162mm diameter aperture and a robust stormguard, this glass ventilator is perfect for double glazed units, ensuring optimal airflow and protection against harsh weather conditions.