American Made, Iron Clad Protected - Discover the Industries Best Warranty.
Outdoor sound barrier curtains are designed to reduce noise levels and control sound in exterior industrial environments. Steel Guard Safety outdoor noise control systems are engineered for permanent or semi-permanent installation to reduce noise from equipment, machinery, and facility operations near public or residential areas.
These outdoor sound barrier curtains can be installed on existing walls, fencing, or custom support structures to create effective noise reduction barriers. Built for durability, they are constructed using weather-resistant materials including fiberglass sound absorption layers and optional mass loaded vinyl (MLV) for enhanced sound blocking.
For temporary job site applications, explore our
construction noise barriers designed for portable and short-term noise control.
For a complete range of solutions, explore our industrial noise control products designed for industrial and commercial environments.
For indoor or flexible applications, see our industrial sound curtains for versatile noise control solutions.
Outdoor sound barrier curtain systems are commonly used in industrial facilities, mechanical yards, and equipment enclosures where long-term noise reduction is required.
Steel Guard Safety outdoor sound barrier curtains are designed to withstand harsh environmental conditions while maintaining consistent acoustic performance. Available in multiple thicknesses including 2-inch and 4-inch fiberglass assemblies, these systems can be customized to meet specific sound reduction requirements.
Optional configurations include mass loaded vinyl barriers for increased sound blocking performance, as well as reinforced mounting systems for long-term outdoor installations. Materials are resistant to moisture, mold, and environmental wear, ensuring long-lasting performance in demanding conditions.
Outdoor sound barrier curtains are a reliable solution for reducing noise pollution and improving environmental compliance in industrial and commercial settings.
For more information on designing your Outdoor Sound Barrier Panels and Curtains , or do get a quote, contact one of our Experienced Sales Staff at 1-800-347-8368
SEE MATERIALS SECTION FOR MORE DETAILED SOUND ATTENUATION CHARTS


SCC Outdoor Materials
Vinyl Quilted Fiberglass Materials combined with Mass Loaded Vinyl. Several Options. See Details in Materials Tab or Spec Sheets below.
SCC-9 EXT Page
SCC-12 EXT Page
SCC-13 EXT Page
SCC-15 Page
SCC-16 Page

Brass Grommets
Heavy-Duty Brass Toothed Grommets are spaced every 12″ on center on Top, Bottom, and Sides (Optional)

Velcro Attachments
2 in. Velcro side attachments easily seal and attach both sides of curtains to multiple curtains. Standard is in full Lengths of the Curtains.



| Model Number | 125 | 250 | 500 | 1000 | 2000 | 4000 | NRC |
|---|---|---|---|---|---|---|---|
| SCC-9 EXT | .19 | .99 | .96 | .80 | .57 | .33 | .85 |
| Model Number | 125 | 250 | 500 | 1000 | 2000 | 4000 | STC |
|---|---|---|---|---|---|---|---|
| SCC-9 EXT | 6 | 11 | 15 | 20 | 25 | 32 | 19* |
| Model Number | Thickness | 125 | 250 | 500 | 1000 | 2000 | 4000 | NRC |
|---|---|---|---|---|---|---|---|---|
| SCC-12 EXT | 1″ | 0.12 | 0.47 | 0.85 | 0.84 | 0.64 | 0.62 | 0.70 |
| SCC-13 EXT | 2″ | 0.07 | 0.27 | 0.96 | 1.13 | 1.08 | .99 | .85 |
| Model Number | Thickness | 125 | 250 | 500 | 1000 | 2000 | 4000 | STC |
|---|---|---|---|---|---|---|---|---|
| SCC-12 EXT | 1″ | 11 | 16 | 24 | 30 | 35 | 35 | 27 |
| SSC-13 EXT | 2″ | 13 | 20 | 29 | 40 | 50 | 55 | 32 |

| Model Number | 125 | 250 | 500 | 1000 | 2000 | 4000 | NRC |
|---|---|---|---|---|---|---|---|
| SCC-15EXT | .21 | .89 | 1.09 | 1.17 | 1.13 | 1.07 | 1.05 |
| Model Number | 125 | 250 | 500 | 1000 | 2000 | 4000 | STC |
|---|---|---|---|---|---|---|---|
| SCC-15 | 9 | 14 | 19 | 21 | 27 | 34 | 21 |
| Model Number | Thickness | 125 | 250 | 500 | 1000 | 2000 | 4000 | NRC |
|---|---|---|---|---|---|---|---|---|
| SCC-16 | 1″ | 0.18 | 0.68 | 0.74 | 0.72 | 0.42 | 0.29 | 0.65 |
| SCC-17 | 2″ | 0.45 | 0.96 | 0.87 | 0.66 | 0.47 | 0.28 | 0.75 |
| SCC-18 | 4″ | 0.67 | 1.05 | 0.97 | 0.84 | 0.86 | 0.52 | 0.95 |
| Model Number | Thickness | 125 | 250 | 500 | 1000 | 2000 | 4000 | STC |
|---|---|---|---|---|---|---|---|---|
| SCC-16 | 1″ | 15 | 17 | 28 | 40 | 45 | 52 | 29 |
| SSC-17 | 2″ | 14 | 20 | 32 | 41 | 42 | 41 | 33 |
| SSC-18 | 4″ | 16 | 21 | 30 | 41 | 52 | 56 | 34 |