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QFA Absorptive Exterior Grade Acoustic Curtains
QFA-2" Quilted Fiberglass Absorbers
FoQFA-2" consists of a durable indoor/outdoor rated facing quilted to both sides of a 2" thick fiberglass batting. Available in bound or unbound rolls, standard panels or even custom panel sizes. Add some color to your manufacturing and outdoor spaces with Vivid.- Excellent acoustical performance
- Custom sizing
- Easy to install
- 1” or 2″ Thick Fiberglass Core
- NRC Rating .75
Product Testing & Information
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Product SpecificationsCSI SpecificationsInstallation InstructionsTest ResultsColorsAccess All
QFA Absorptive Exterior Grade Curtain Images
Product Specs
Material
Fiberglass core with facings noted below
Pattern
Quilted Diamond Pattern
Features
Effective, Durable, UV Resistant, Weather Resistant, Sound Absorbing
Applications
Exterior Grade faced quilted fiberglass absorbers are used to reduce reverberant noise on permanent outdoor applications such as enclosing HVAC equipment, dust collectors or similar machinery behind a manufacturing plant where UV resistance is required. The sound reducing curtains are commonly installed over wood fencing or on brick or masonry walls of buildings adjacent to a job site or a noisy piece of machinery.
Thickness
Nominal 1”, 2”
Options
QFA-EXT-S: 1” thick fiberglass – EGV front/NPS back facings
QFA-EXT-D: 1” thick fiberglass – EGV on both sides
QFA-EXT-S-2: 2” thick fiberglass – EGV front/NPS back facings
QFA-EXT-D-2: 2” thick fiberglass – EGV on both sides
NOTE: For high-temperature conditions, a silicon impregnated vinyl is available. Please call a sales associate or email us at sales@dev.acousticalsurfaces.com for more information.
Facings
Exterior Grade Vinyl – EGV
Nonwoven Porous Scrim - NPS
Temperature Range
-40°F to +180°F
Roll Size
48″ Wide × 25′ Long
Weight
0.50 lb psf
Color
Gray, Tan, Black, Beige
Installation
Grommet Hangers
Absorptive Exterior Curtain – Sound Absorption Performance – ASTM C 423 | |||||||
---|---|---|---|---|---|---|---|
125Hz | 250Hz | 500Hz | 1KHz | 2KHz | 4KHz | NRC | |
2″ Absorptive Exterior Curtain | .46 | .94 | .85 | .64 | .47 | .33 | .75 |
Absorptive Exterior Curtain – Sound Transmission Loss – ASTM E-90 & E 413 | |||||||
---|---|---|---|---|---|---|---|
125Hz | 250Hz | 500Hz | 1KHz | 2KHz | 4KHz | STC | |
2″ Absorptive Exterior Curtain | 9 | 14 | 19 | 21 | 27 | 34 | 21 |
1/3 Octave Sound Absorption Coefficients at the Octave Band Frequencies | |||||||
---|---|---|---|---|---|---|---|
125Hz | 250Hz | 500Hz | 1KHz | 2KHz | 4KHz | NRC | |
2″ Thickness | 0.13 | 0.84 | 0.92 | 0.65 | 0.45 | 0.30 | 0.70 |