Hydroponics 8" Inline Fan Duct Noise Muffler Silencer
ITEM# 001-7128
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Description
Unique open cell foam in interlaced distribution is designed for superior sound absorption. It can stop the spread of sound wave and allow air flow through the ducting, perfect for reducing noise from fans and carbon filter systems.
Features:
Two 8" flanged ends.
Portable and light weight.
Safe and effective operation.
Easy to install and maintenance free.
High-quality corrosion resistant galvanized sheet construction.
Wave crest polyurethane sponge can offer excellent sound and vibration absorption.
This high-performance sound absorbing foam lining can reduce 50% noise!
If the noise of your fan/blower is 50db, our muffler can reduce it to 25db.
Moisture resistant - great for use in damp environment.
Extended collar and lip for easy duct hook-up.
Air tight sealing tape pasted on the muffler
Specification:
Flange
8"
Fit for Fans/Blowers
8" Flange
Surface Material
Durable Galvanized Sheet
Sound Absorbing Foam
Wave Crest Polyurethane Sponge
Fusion Point of Foam
250 degree centigrade
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 Includes:
1x High-quality 8" Duct Muffler
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