S&P 125mm Humidity Inlet Through Wall Vent with Acoustic Sleeve Kit

SILEM KIT HY – Humidity Adjustable Air Vents with Sound Attenuator Part Number: SC 125 EM HY (4224) The SILEM KIT HY is designed to ensure efficient air renewal in residential spaces such as living rooms, dining rooms, and bedrooms. This wall-mounted ventilation kit features a humidity-sensitive air vent with integrated acoustic insulation to maintain indoor air quality while minimizing noise intrusion from the outside. It provides a controlled airflow of 22 or 30 m³/h, adapting to humidity levels for optimized comfort and energy efficiency. Each kit includes: A sheet metal sleeve (Ø 125 mm, 300 mm length) for wall installation An external facade grille for weather protection and aesthetic integration Key Features Humidity-sensitive operation for energy-efficient ventilation Integrated sound attenuator for improved acoustic comfort Suitable for main living areas (living room, dining room, bedroom) Fixed airflow rates: 22 or 30 m³/h Easy wall installation with included duct sleeve and external grille