Installs in floor joist and features expandable metal blower housing to fit floor joist depths from 8 to 16in.

Technical Details

Size (LWH): 16 inches, 9 inches, 8.6 inches
Product Details
Product Dimensions: 16 x 9 x 8.6 inches
Shipping Weight: 11.55 pounds (View shipping rates and policies)
ASIN : B002Q9P13O