Silencer Selection Guide
Use this Silencer Selection Guide to select a silencer model based on the configuration and attenuation characteristics required. If you need help identifying the appropriate model number, please contact us for a detailed sizing report. Need specific drawings in Adobe or Autocad format? Download them here!
Cylindrical Design | Model | Attenuation Grade | Insertion Loss (dbA Reduction, est.) |
![]() View the Part Number Legend View Mounting Options | JI | Industrial | 12-18 |
TR | Residential - Low Pressure Drop | 12-15 | |
JR | Residential | 18-25 | |
SUR | Residential Spark Arrestor | 18-25 | |
TC | Critical - Low Pressure Drop | 17-22 | |
JC | Critical | 25-35 | |
SUC | Critical Spark Arrestor | 25-32 | |
JH | Hospital | 35-40 | |
SUH | Hospital Spark Arrestor | 32-38 | |
Disk Design (for limited ceiling height installations) | Model | Attenuation Grade | Insertion Loss (dbA Reduction, est.) |
![]() View the Part Number Legend | DKC | Critical | 25-33 |
DSC | Critical Spark Arrestor | 22-36 | |
DKSC | Super-Critical | 30-40 | |
DKH | Hospital | 34-43 | |
DSH | Hospital Spark Arrestor | 26-43 | |
OC | Oval Critical Grade | 28-36 | |
OSC | Oval Super Critical Grade | 34-42 | |
OH | Oval Hospital Grade | 38-46 | |
OX | Oval Extreme Grade | 44-52 | |
Cowl Design (for small engine aplications) | Model | Attenuation Grade | Insertion Loss (dbA Reduction, est.) |
![]() | See Cowl Catalog | Residential | 22-28 |
![]() | See Cowl Catalog | Residential | 22-28 |
![]() | See Cowl Catalog | Critical | 28-33 |
![]() | See Cowl Catalog | Critical | 28-33 |
![]() | See Cowl Catalog | Residential | 22-28 |
![]() | See Cowl Catalog | Residential | 22-28 |
![]() | See Cowl Catalog | Critical | 28-33 |
![]() | See Cowl Catalog | Critical | 28-33 |
![]() | See Cowl Catalog | Residential | 22-28 |
![]() | See Cowl Catalog | Residential | 22-28 |
![]() | See Cowl Catalog | Critical | 28-33 |
![]() | See Cowl Catalog | Critical | 28-33 |