8" Inline Fan Noise Muffler Air Duct Silencer

$ 65.99 $ 123.99
SKU: YES1609

This is a brand new Upgraded 8" Inline Duct Muffler for 8" high velocity fans/blowers. With durable galvanized sheet construction and sound absorbing foam lining, our duct muffler can reduce noise effectively and prevent your health from being hurt by noise. The special designed open cell foam in a convoluted pattern as egg crate is good for superior sound absorption. It can stop the spread of sound wave and allow air flow get through the ducting, perfect for reducing noise from fans and carbon filter systems.


  • Two 8" flanged ends.
  • Portable and light weight.
  • Safe and effective operation.
  • Easy to install and maintenance free.
  • The thickness of sound absorbing foam has been upgraded to 3-1/4"
    (that is more effective than 1-1/2" or 2" in the market)
  • High-quality corrosion resistant galvanized sheet construction.
  • Wave crest polyurethane sponge can offer excellent sound and vibration absorption.
  • Moisture resistant - great for use in damp environment.
  • Extended collar and lip for easy duct hook-up.
  • Suggest to use with your 8" ducting(not included) to connect with this muffler and your blower.


Flange 8"
Fit for Fans/Blowers 8" Flange
Surface Material Durable Galvanized Sheet
Sound Absorbing Foam 3-1/4" Thick Wave Crest Polyurethane Sponge
Fusion Point of Foam 250 degree centigrade
Overall Size 11" Diam. x 24" Long

The Influence to Hearing of Different Decibel:

Decibel Sense of Hearing
0-20db Very quiet, hardly feel
20-40db Quiet, like soft voice
40-60db General, like common talk indoor
60-70db Noisy, bad for nerve
70-90db Very noisy, nerve cells are damaged
90-100db Noisy intensify, hearing is damaged

Package Contents:

  • 1x Upgraded 8" Duct Muffler With Thick Sound Absorbing Foam

Our excellent duct muffler can make your indoor gardening fan obviously quieter, and help you to keep the good health of hearing. Enjoy your healthy life!