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IN-LINE NOISE MUFFLER™
The DuctMuffler™ In-Line Noise Muffler™ reduces noise from fans and carbon filter systems.
• Easy To Install
• Maintenance Free
• Building Code Compliant
• Acoustic Liner UL®Listed, Class 1 Air Duct
• Does Not Restrict Airflow Through Duct
• Meets NFPA Standards 90A And 90B
