Acoustical Louvers

Acoustical louvers are engineered ventilation components designed to reduce noise transmission while maintaining required airflow. Commercial Acoustics manufactures acoustical louvers for applications where equipment noise must be controlled without restricting ventilation or compromising system performance.

Commonly specified for HVAC systems, mechanical rooms, generator enclosures, and rooftop equipment, acoustic louvers provide a balance of sound attenuation, airflow efficiency, and environmental durability.

What Are Acoustical Louvers?

Acoustical louvers, also referred to as sound attenuating louvers or acoustic louvres, are designed with internal acoustical elements that absorb and reduce sound as air passes through the opening. Unlike standard ventilation louvers, acoustical louvers address both airflow and noise control requirements in a single component.

They are frequently used where noise-producing equipment must be ventilated but surrounding spaces remain noise sensitive.

Typical Applications for Acoustic Louvers

Acoustical louvers are used in both interior and exterior installations where airflow is required and noise transmission must be controlled.

Common applications include:

• HVAC intake and discharge openings
• Mechanical and equipment rooms
• Generator enclosures and power equipment
• Rooftop equipment screens and penthouses
• Acoustic barrier wall systems
• Pump rooms and exhaust ventilation openings

In these applications, acoustical louvers help reduce sound escaping through ventilation paths while supporting system airflow and pressure requirements.

Engineered Performance and Durability

As experienced acoustical louvers manufacturers, Commercial Acoustics designs louvers for consistent acoustic performance and long service life in demanding environments.

Standard construction options include:

• Aluminum or stainless-steel frames
• Natural fiber, mold-resistant acoustical fill for sound absorption
• Internal liner options ranging from acoustically transparent to fully impervious
• Aerodynamically engineered internal geometry to balance sound attenuation and airflow

These features allow each acoustic louver to be selected based on acoustic targets, airflow needs, and environmental exposure.

Acoustical Louver Models - Specification Guides

MFA-15A MFLA-12-36AF MFLA-12-36LP MFLA-12-36R

 

MFLA-8-36AF MFLA-8-36 MFLA-6-36-LP MFLA-6-36-R MFLA-4-36

 

Acoustical Louver Finish and Material Options

To support both functional and architectural requirements, acoustical louvers are available with multiple finish options suitable for interior or exterior use.

Available finishes include:

• Anodized coatings
• Kynar® finishes
• Thermal-setting powder coat finishes

Material and finish selections can be tailored to match corrosion resistance requirements, visual integration, and site-specific conditions.

Interceptor Liner (Optional) (Acoustically Transparent Erosion Prevention Lining)

 

Thermal Setting Powder Coat Color Chart

 

Integration with Noise Control Systems

Acoustical louvers are often used as part of a larger noise control strategy. They are commonly integrated into:

• Sound enclosures and equipment casings
• Generator and mechanical room enclosures
• Acoustic barrier wall systems
• HVAC plenums and ventilation paths

When combined with silencers, enclosures, or absorption panels, sound attenuating louvers help maintain ventilation while supporting overall noise reduction goals.

Product Configurations

Commercial Acoustics offers multiple acoustical louver models and sizes to support varying performance and space requirements. Optional accessories, such as erosion-resistant liners, can be included to extend service life in high-velocity airflow conditions.

Learn More About Acoustical Louvers

Whether used in HVAC systems, equipment enclosures, or barrier wall designs, Commercial Acoustics acoustical louvers deliver dependable noise control with efficient airflow. 

Contact our team to discuss acoustic targets, airflow requirements, and louver configurations suited to the application.

 

FAQs: Acoustical Louvers

What are acoustical louvers?
Acoustical louvers are ventilation components designed to reduce noise transmission while allowing airflow. They use internal acoustical elements to absorb sound as air passes through the opening.

How do acoustical louvers differ from standard louvers?
Standard louvers primarily manage airflow and weather protection. Acoustical louvers are engineered to provide both ventilation and sound attenuation, making them suitable for noise-sensitive environments.

Where are acoustic louvers commonly used?
They are commonly installed in HVAC systems, mechanical rooms, generator enclosures, rooftop equipment screens, pump rooms, and acoustic barrier wall systems.

Do sound attenuating louvers restrict airflow?
All acoustical louvers introduce some pressure drop, but properly engineered designs balance airflow requirements with noise reduction to support system performance.

Can acoustical louvers be used outdoors?
Yes. Acoustical louvers can be specified with aluminum or stainless-steel construction and exterior-grade finishes to support outdoor and rooftop installations.

Are acoustical louvers customizable?
Yes. Louvers can be customized based on size, material, internal lining type, finish, and acoustic performance requirements.

Can acoustical louvers be integrated into enclosures or barrier walls?
Yes. They are often integrated into sound enclosures, generator enclosures, and acoustic barrier wall systems to maintain ventilation while limiting noise transmission.

What information is needed to select the right acoustical louver?
Key inputs typically include airflow requirements, target noise reduction levels, available opening size, environmental exposure, and whether the louver will be used indoors or outdoors.