Rectangular Duct Silencers: Eliminate HVAC Noise Don’t let a noisy AC ruin the environment. Misty Ref’s Rectangular Sound Attenuators are engineered to trap and absorb mechanical noise from fans and air handling units. By installing our silencers, you ensure a whisper-quiet atmosphere for offices, theaters, and luxury residences.

  • Maximum Noise Reduction: High-performance acoustic baffles.

  • Low Pressure Drop: Aerodynamic design for efficient airflow.

  • Industrial Strength: Built for long-term durability inside the duct.