AC Infinity Inline Duct Silencer - 100MM (4" inch)

The AC Infinity Inline Duct Silencer 4 Inch is a premium noise-reducing solution for inline fans used in hydroponic grow tents, bathroom ventilation, AV closets, and other HVAC applications. This duct muffler is engineered with high-grade neoprene foam in a wave crest egg crate pattern, reducing airflow and vibration noise by up to 50% without compromising ventilation efficiency.

Each unit features dual aluminium flanges that help absorb sound vibrations directly from fan output and input ducts, allowing for quiet operation in both intake and exhaust setups. The corrosion-resistant galvanised steel housing ensures reliable use even under high heat and humidityideal for Australian climates.

Its compact 15-inch body easily integrates into most 4 duct setups and offers seamless pairing with AC Infinity CLOUDLINE inline fans. Whether you're a DIY grower or a professional HVAC installer, the AC Infinity Duct Silencer helps you maintain a quieter, more controlled environment.