The Base for Flat Roof Size 560/630 provides a durable and stable foundation for installing HR roof units on flat roofs. It ensures proper alignment and secure mounting of the ventilation equipment, supporting consistent airflow and efficient system performance. Suitable for commercial and industrial applications, this base simplifies installation while maintaining long-term reliability. It is built to ensure the stability of the HR roof unit, allowing for dependable operation and effective ventilation in a variety of building environments.