STC Levels of concrete block

Started by jibber99 on 29 August 2003. 1 reply.

Originally posted at johnlsayers.com, topic 638.

jibber9929 August 2003#1

I need some info on stc levels of concrete block or blocks with and without various filler materials like air, sand, styrofoam etc.

John Sayers29 August 2003#2

"Concrete Block STC" into google gave this http://irc.nrc-cnrc.gc.ca/practice/noi1_E.html cheers JOhn