Phone: (314) 878-6669
Ira J. Bernstein & Associates, Inc.
Creative Solutions to Meet Your Acoustical and Flooring Requirements
Division9 Resources

As of October 2022 all R.C. Musson inquiries and quotation requests should be sent to Ira J Bernstein & Associates, Inc.

November 16th, 2022

As of October 2022 all R C Musson inquiries and quotation requests should be sent to Ira J Bernstein & Associates, Inc.

Regupol Acoustics has Designed a New Website

March 31st, 2022


500L Sheet Rubber & Tile have been discontinued

March 28th, 2022

New…sonus multi 3 compatible for use under LVP/LVT

December 13th, 2021

* help reduce potential indentations –
* not affected by plastercizers

Discontinued… sonus eco – replacing with sonus multi 3

December 13th, 2021

Sonus Underlayment Price Increase Announced

October 13th, 2021

Sonus underlayment price increase announced as of 10/13/21 due to world-wide shortage of some components used in manufacturing of rubber underlayment.

Regupol Adhesives

September 15th, 2021

  • TruBond’s new name is REGUPOL 45-101
    Coverage 560-600sf/4gal
  • TrueSet’s new name is REGUPOL 43-106
    Coverage 600-800sf/4gal for porous substrates
    Coverage 740-980sf/4gal for nonporous substrates
  • Woodbond’s new name is REGUPOL 40-205
    Coverage 160-200sf/4gal under wood
    Coverage 500-740/4gal under sonus core

The Resource Center, AIA St Louis and USGBC St Louis sponsored Applications of Sustainable Products…Solutions for Noise & Vibration Issues, presented by Regupol Acoustics David Good, Applications Engineer.

September 14th, 2021

The Resource Center and AIA St Louis sponsored Noise Control Solutions for Multi-Family Applications CEU, presented by Regupol acoustics

June 10th, 2021

REGUPOL® Acoustics has rebranded their company and product names world-wide to maintain marketing consistency throughout their supply chain.

May 28th, 2021

Sonus HS Underlayment is now sonus core, Sonus LV300 is now sonus multi 3, SonusWave is now sonus curve and leave as is… and Isolation Clips are now sonusclip SC100 (formerly SonusClip SC100), sonusclip DE90 (formerly SonusClip DE90) and SonusClip SLC now sonusclip SLC.