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Silent-Mod Acoustical Louver™

Silent Mod Acoustical Louver

This HVAC vent cover are designed to provide the maximum noise reduction obtainable in short depth while still giving an effective combination of privacy and weather protection.

Silentflow HVAC louvers are for use in installations such as process air intakes, fresh air intakes for ventilation systems, mechanical equipment screens, cooling tower inlets, etc.

Constructed to meet architectural standards, Silentflow acoustical louvers are available in two models in 54 sizes, providing a wide range of pressure-drop and acoustical-performance requirements.

Product Testing & Information

Product Specs


Out Casings – 16 Gauge Galvanized Steel

Internals – 22 Gauge Galvanized Steel

Bird Screens – ½″ Mesh Galvanized Screen (Insect Screening Available)

Fill – Water Resistant Resin Bonded Fiberglass


Top surface Solid, Bottom Surface Absorptive, Water Stops on Upper Surface

Standard Sizes

From 24″×12″ to 48″×120″

Silent-Mod Acoustical Louver – Acoustical Performance
DIL-MODEL A6111518181612
DIL-MODEL B379121097