Can I read Amendment to IS 655:2006 Air Ducts on EtoBox?

Amendment to IS 655:2006 Air Ducts by Tirthankar Sanyal is a document available to read on EtoBox.

What is Amendment to IS 655:2006 Air Ducts about?

The document amends specification IS 655:2006 for air ducts by substituting the terms "Grade 350" for "Class 4" and "Grade 275" for "Class 3" in clause 5.1.1 on page 2. The amendment was issued in March 2012.

Author

Tirthankar Sanyal

Language

EN