MFD 20/30 – UL555 motorized fire damper

MFD 20/30 – UL555 motorized fire damper provides a focused solution for fire compartment protection in ventilation ductwork. Its configuration can be reviewed alongside airflow, installation and control requirements for the project.

Application and product scope

The ul555 motorized fire damper is listed under Fire dampers. It can be evaluated where its documented configuration matches the system layout, operating conditions and room or duct interface.

Supported product details

• Motorised configuration; actuator and control requirements must be confirmed for the project.
• Galvanised steel construction is referenced in the source documentation.
• Stainless steel is referenced among the available construction details.
• Source documentation references UL-555; confirm the applicable classification and test scope before specification.

Selection and coordination

Selection should account for airflow duty, pressure conditions, system geometry and the available installation space. Check access needs, control interfaces and compatible accessories before the product schedule is released.

Technical documentation

Before approval, compare the product schedule with the current datasheet and drawings. Keep the exact model reference, selected size, finish and accessories together in the submittal package.