Intended use

Recommended accessories for installing the AS 20.. / ..45 and RS 20.. / ..45 shutters. Connection frame for attaching the shutter to the fan instead of to the wall. For installation in thin exterior walls. For fans of the EZQ, EZS, DZQ and DZS series with a nominal diameter matching the inner diameter.

Use is only permitted:

• with permanently installed fans.
• in exterior walls with sufficient load-bearing capacity.
• with installation made using enclosed mounting material.
• suitable installation position Marking "Oben" (Top).