Dyno Muffler Help

[SSDiv6]

Originally Posted by mweb

Looking for suggestions/recommendations/experience on dyno mufflers.
Hoping to buy a new set that is "neighbor friendly."
All input is greatly appreciated.

I would suggest for a dyno room the use of industrial mufflers; they have a low pressure drop and attenuate harmonics and sound. These silencers are rated for hospital use.

http://westernfilterco.com/critical_300.html

http://www.eiwilliams.com/steel/engine_silencers.html