Hydro Excavation Equipment

Envanio Universal designs and manufactures rugged, ultra-compact blower and exhaust silencers engineered for hydro excavation equipment including VAC trucks and vacuum trailers for high-suction pumping applications. Our solutions ensure operators comply with local and state noise regulations, protect high-vacuum blowers from particulate carryover, and maintain peak suction performance on demanding job sites.

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Hydro excavation equipment operates high-cfm positive displacement blowers directly in residential, commercial, and congested areas where noise ordinances are strictly enforced. Envanio Universal engineers compact, lightweight silencers that dramatically reduce blower noise without creating restrictive backpressure that limits excavating power. Supported by extensive engineering expertise, our solutions help operators of hydro excavation equipment overcome technical, regulatory, and economic challenges in achieving effective noise attenuation safely, efficiently, and sustainably.

Strict Urban Noise Ordinances

Vacuum trucks operating in urban areas must comply with stringent municipal noise limits to avoid job-site disruptions, penalties, and regulatory violations.

Space & Weight Constraints

Limited truck chassis space and payload restrictions require compact, lightweight silencer designs that maximize performance without compromising vehicle capacity.

Abrasive Debris Carryover

Soil, slurry, dust, and other abrasive contaminants carried within the airflow can accelerate wear on high-vacuum blower lobes, reducing equipment life and reliability.

Backpressure Penalties

Excessive airflow restriction can increase system backpressure, reducing vacuum performance, limiting operational efficiency, and driving higher fuel consumption.

Severe Vibration & Thermal Cycling

Vacuum truck systems must withstand severe vibration, road shock, and rapid thermal cycling caused by heavy-duty operation and abrupt load changes, ensuring long-term durability and performance.

Noise control requirements vary based on your operating environment, equipment configuration, as well as local regulatory standards. Envanio Universal offers both standardized and custom-engineered solutions designed to meet your specific operational needs, drawing from a broad portfolio of field-proven technologies.

All Products

Engine Exhaust Silencers

Attenuate noise generated by your diesel and natural gas applications with Envanio Universal’s comprehensive line of high-performance primary and secondary engine exhaust silencers.

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Absorptive Silencers

Attenuate the mid- and high-frequency noise generated by your high-speed centrifugal blowers, fans and compressors with Envanio Universal’s comprehensive line of absorptive silencers.

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Blower Silencers

Designed and manufactured to provide state-of-the-art noise abatement for all types of industrial fan applications, our inlet or outlet fan silencers meet OSHA and other noise control requirements.

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Cartridge Filters

Optimize your equipment performance with Envanio Universal’s comprehensive line of cartridge-style filters and filter silencers. Designed for high-efficiency filtration and effective noise reduction, our solutions combine performance, durability, and cost-effectiveness in a compact design.

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Vacuum Pump Silencers

Remove liquids from gas-flow vacuum systems serving liquid-sealed rotary positive displacement blowers and liquid ring vacuum pumps with Envanio Universal’s vacuum pump liquid separator-silencers.

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Please contact us directly to schedule a personal consultation or submit your project details using our contact form to receive a complementary, no-obligation quote.

James Mitchell

Director Sales and Business Development

+1-608-630-6338 james.mitchell@envanio.com

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Efficient Noise Control for Hydro Excavation Equipment