Environmental Products for Air & Noise Pollution Control

Catalytic Exhaust Silencers and Mufflers

We combine our high quality catalyst products and particulate filters with a wide range of exhaust silencers (mufflers) to bring state of the art air and noise emissions compliance into one integrated package. These units are custom designed to satisfy the most stringent noise and pollution abatement requirements while achieving low pressure drop, reliability and affordability.

Reduce NOx, CO, UHC, Soot, and Exhaust Odors while achieving industrial, residential, critical, hospital grade, super critical and extreme grade noise reductions.

Available Silencer (Muffler) Designs

  • Industrial Grade
  • Residential Grade
  • Critical Grade
  • Hospital Grade
  • Super Critical Grade
  • Extreme Grade
  • Spark Arresting
  • Marine Wet & Dry Exhaust Systems
  • Low Profile Series
  • Integrated with Oxidation (2-Way), NSCR (3-Way) & Diesel Particulate Filters
  • Custom Thermal Insulating Blankets

Muffler (Silencer) Features

  • Lowest Achievable Pressure Drop Designs
  • Custom Designs in Carbon Steel or Stainless Steel
  • Horizontal or Vertical Installation
  • Multi-Stage (Multi-Layer) Catalyst Sections
  • Available for Lowest Achievable Emissions Rates
  • High Performance in a Compact Package
  • Custom engineered to your specifications or choose a standard design unit
  • Purchase a single unit or large quantities for fleet operators or resellers


  • Multiple Inlet/Outlet & Mounting Configurations
  • Custom or Standard Designs
  • Special Materials for Corrosion Resistance
  • Wet & Dry Marine Service Designs
  • ABS & BV Certifications Available
  • Stationary and Mobile Engine Installations
  • Locomotive Spark Arrestor Designs
  • Available with or without diesel catalyst, oxidation catalyst or three-way catalyst
  • Integral diesel particulate filters (DPF's, soot filters, soot traps)
  • Custom high temperature thermal insulating blankets/wraps
  • Engine exhaust accessories available

Rain Caps Wall & Roof Thimbles Flex Connectors Flex, Flange & Gasket Kits Y-Headers