La Ventilazione HE3430 HE3430-Y Helicoidal Acoustic Silencer, White, 300 mm-120 mm, Holes Diameter 120/125 mm

• Features: - Soundproofing device for ventilation holes ø 120-125 mm - Certified noise reduction of -34 dB - Certified air passage of 100 cm² - Complies with UNI CIG GAS 7129 standard - Suitable for walls with a minimum thickness of 30 cm
• Quality: The silencer is made of materials with high sound absorption, more precisely open cell polyurethane foam. The material is resistant to mold and mildew, making it suitable for wet rooms such as bathrooms, kitchens or technical rooms.
• Features: The acoustic silencer is a device designed to reduce noise transmission through openings intended for air exchange. In rooms where both ventilation and acoustic comfort are required, these elements are an effective and discreet solution.
• LA VENTILAZIONE is the brand that manufactures and markets ventilation systems, ventilation grills and fans with heat recovery for La Ventilazione Controlled Mechanics (VMC) and suction, helping to improve the air quality in buildings and eliminate pollutants and moisture.
• SUSTAINABILITY: Our commitment is to reduce the environmental impact of our business through the use of solar energy, saving CO2 and minimizing waste.

Helical acoustic muffler for ventilation holes 120 mm. Air passage 100 cm. Sound reduction -34 dB certified