Suncourt DM112 In-Line Duct Muffler

The DuctMuffler™ In-Line Noise Muffler™ reduces noise heard through registers from adjacent rooms or noisy neighbors.

• Available in 6", 8", 10" and 12" diameter.
• Does not restrict airflow through duct.
• Easy to install.
• Maintenance free.
• Building Code Compliant, Meets NFPA Standards 90A and 90B.
• Acoustic Liner UL®Listed, Class 1 Air Duct.

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