Molla per serranda dell'aria SL 44 - 66 / 2 nuova versione per serranda dell'aria

Air damper spring SL 44 - 66/2 new version is designed for use in updated air adjustment mechanisms. This part provides the necessary force to return the damper and maintain a set position. It differs from the previous version with improved characteristics and compatibility with modern burner models. The spring is made of high-quality steel resistant to cyclic loads. Replacing an old spring with the new version can increase the reliability of the assembly. Suitable for service repair of boiler equipment.