filled insulation[¦fild in·sə′lā·shən]
A loose insulating material that is poured or blown into walls.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
A loose insulating material poured from bags or blown by machine into walls.
Illustrated Dictionary of Architecture Copyright © 2012, 2002, 1998 by The McGraw-Hill Companies, Inc. All rights reserved