DUCTMUFFLER™ IN-LINE NOISE MUFFLER

4 products
The DuctMuffler™ In-Line Noise Muffler™ reduces noise heard through registers from adjacent rooms.
  • 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
  • 1 Year Limited Warranty
  • Made in USA