QuietShield™ Silencers

Breakthrough Silencer Design

At Univeral, we have a history of developing innovative sound and emission control devices. Our innovation tradition was established with Nelson and Nelson-Burgess' know-how throughout the years. Wtih the new QuietShield™ Silencer, we did not disappoint our tradition.

There are design components to consider when selecting a silencer — level of attenuation, silencer size, and backpressure. The rule of thumb is "You can have two, but not three." To gain in one area, another needs to suffer.

The QuietShield™ breaks the rule of thumb by allowing all three! Universal took the best of both traditional designs, Nelson and Nelson-Burgess, and combined them into a breakthrough silencer design. It incorporates reactive and absorptive silencer technologies to provide a smaller, less restrictive and higher performing silencer.

Feature Benefit
35% Better Acoustic Performance Reduces chance of noise complaints
Utilize a lesser grade of silencer for cost savings
50% Less Backpressure Engines operate more efficiently
Less wear and tear on engine components
Allows retrofit opportunities with emission and control devices
20-25% Smaller Size Easier to fit into tight enclosed packages and equipment rooms
Easier to install = less labor cost

Tale of the Tape

Comparison between a standard silencer and the QuietShield™ 12" inlet, critical grade at 7,000 CFM on a one MW generator.

QuietShield Silencer, 92 inches X 28 inches

Actual engine test data

Standard Silencer 112 inches X 30 inches:

Actual engine test data

The QuietShield™ Program

Complete Exhaust Solutions

Universal provides a complete solution for your exhaust needs. Our mission is to provide an exhaust system that is easy to select and purchase. The The QuietShield™ Program provides:

Feature Benefit
Internally insulated shell No need for costly insulation blankets
Ancillary equipment such as mounting brackets, flanges, bellows, elbows and mounting kits Issue one PO
Peace of mind knowing it will all fit
Hundreds of stocked items Fast delivery
Automated sizing and selection tools Easy and quick selection of silencer size and type
Provides recommendations for ancillary equipment
Optional stainless steel construction available Able to meet demanding applications
Custom design and manufacturing capabilities No need to compromise on your system's performance

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QuietShield Silencer in action