AmeriVent 4EWT Double Round Wall Thimble, 4 in x 3-1/16 in
Product Code: 6495444
Wholesale Price: $12.99
Description
Adjusts for various wall thicknesses from 4" to 6". Provides proper clearance for vent from combustibles and serves as a firestop.
Features
- TYPE B GAS - DOUBLE WALL
- Brand:"AMERI-VENT"
- Size In : 4