SEATTLE — While duct silencers help quiet the rumble of air conditioning systems, choosing the wrong ones can create another source of unwanted noise. In some cases, system designers fail to consider ...

The SounPak® straight and elbow duct silencer line has expanded. According to the manufacturer, the two new rectangular silencers have an FDA-approved vapor barrier, and both are fully tested in ...

3. Use Neoprene Duct Clamps to Join The Fan and Filter/Silencer We all know that the high-rpm fan inside is the biggest culprit behind the annoying noise. But there are other sources of it too.