Product Rectangular/Square Sound Attenuator

Sound Attenuator & Acoustics

Firmac Sound Attenuators are designed to reduce noise transmission through HVAC duct systems, improving acoustic comfort in commercial and industrial spaces. Constructed with high-quality galvanized steel and internal acoustic media, they effectively absorb sound while maintaining airflow efficiency. Available in a range of sizes and configurations, they are ideal for applications where noise control is critical without compromising system performance.