EX-16 3 f8k_0326ltr.txt March 27, 2002 Office of the Chief Accountant Securities and Exchange Commission 450 Fifth Street, N.W. Washington, D.C. 20549 Dear Sir/Madam: We have read the first five (5) paragraphs of Item 4 included in the Form 8-K dated March 22, 2002, of Owens Corning, to be filed with the Securities and Exchange Commission and are in agreement with the statements contained therein. Very truly yours, /s/ Arthur Andersen LLP Arthur Andersen LLP cc: Mr. Charles E. Dana Vice President - Corporate Controller and Global Sourcing