Helios Fans DIF 500 Note: FREE Click & Collect or FREE 3/5 working days delivery
The Helios DIF 500 diffuser is designed to enhance ventilation system performance through aerodynamic optimization that enables high pressure recovery. By introducing a step-up in size, it slows down the airflow, converting dynamic pressure into static pressure efficiently. It also doubles as an adapter for seamless transitions to larger duct sizes. ...