Sound Acoustic Solutions
Acoustical Duct Liner

Quick Quote

Inquiry Form

Acoustical Duct Liner

Home > Products > Acoustical Boards > Acoustical Duct Liner

SilentFiber™ Acoustical Duct Liner provides acoustical fiberglass insulation for circular metal ducts. Acoustical Duct Liner consists of fiberglass that is produced in rolls and is uniform in texture. SilentFiber™ Acoustical Duct Liner is manufactured from fiberglass wool combined with thermo-resistant resin with an interior coating that is reinforced with fiberglass. SilentFiber™ Acoustical Duct Liner can be used in both commercial and residential acoustical construction projects in HVAC applications.

To create a water resistant and damage resistant cure, apply Foster® 40-23 Duct Liner Insulation Sealer to the SilentFiber™ Duct Liner after installation with a brush or airless sprayer.

Need a large amount of SilentFiber™ Acoustical Duct Liner? Call us at 877-399-9697 for a custom wholesale quote!


  • NRC: .7 (1") and .8 (2")
  • Pound per cubic feet: 1.5
  • R-Value: 4.1 (1") and 7.7 (2")
  • Maximum air temperature: 121°C (250°F)
  • Thermo-resistance: R=4.3 (H.°F ft²/BTU)

Approved Standards:

  • ASTCM C1338-00
  • ASTM C665-06
  • ASTM CM411-05

This item is currently not for sale online. Please contact us for a quote »

You may also like
SilentWrap™ with Lag
Perforated Base Insulation Hangers
Thermal Mat
Customer Service
Contact Us
Join our Mailing List
Sign Up
Installation Instructions
Office: 877-399-9697   |   Fax: 440-349-6786   |   30700 Carter Street, Unit B   |   Solon, OH 44139   |   Shipping   |   Privacy   |   Careers   |   Admin Login All Rights Reserved 2019, Sound Acoustic Solutions - Admin Login