Quiet Core

We are manufacturers of high quality insulation products:

  • Coretack®: Acoustical applications requiring a tackable surface.
  • Coreboard®: Acoustical wall and ceiling applications.
  • OEM: Custom molded insulation to your specific design requirements.
  • Prestressed Isolation Board: Acoustical applications requiring load-bearing capabilities.

fiberglass insulation blocks fiberglass insulation cylinder fiberglass squares

Quiet Core Inc., founded in 1981, is a family owned and operated business that specifically fills a need for quality molded fiberglass products.

We design and build our own equipment. This enables us to manufacture fiberglass products to closer tolerances than is normal in the industry. Our process insures an odor-free product(low TVOC emmissions) of high quality. Consistent high quality is achieved through the use of Statistical Process control.

Our emphasis has been on the acoustical market where our products have recieved an excellent reputation. We boast having the 'smoothest' surface in the industry. For further product information and technical data, please contact our sales department. Phone: 610-694-9190. info@quietcore.com


Thickness: Density: Panel Sizes:
1/8" through 1" 4.0 - 18.0 PCF 2x4
Panel sizes to: 61" W X 122"L
Custom sizes available

Flat Board Products are available with:

fiberglass insulation blocks
  • Mat face white or black
  • Aluminum foil face
  • FSK

Ordering Information

  • FOB: Bethlehem, PA
  • Normal Lead Times: 3-4 weeks A.R.O
  • Doing business internationally

Board products are shipped on oak pallets, protected top and sides with 125 corrugated sheets; strapped with .020" steel strapping over oak boards. Order Acceptance is subject to Quiet Core Terms and Conditions of Sale. All of our products are made to order. Please contact our sales department for your requirements.