AIL Sound Wall Press Releases
April 23rd, 2011 - Sound all leader HLH Walls, acquired by AIL - Read Press Release
February 12th, 2010 - HLH Walls Launches Customer Focused Website - Read Press Release
February 10, 2010 - HLH Walls Works Expanding Dealer Network Worldwide - Read Press Release
June 18th, 2009 - Recycled PVC Environmental Barriers can save Billions of Dollars on Highway and Rail Projects - Read Press Release
May 15th, 2009 - HLH Walls Introduces the Silent Protector Plus T Absorbent Noise Wall - Read Press Release
November 15th, 2008 - HLH Walls Introduces the Silent Protector T Absorbent Noise Wall - Read Press Release