Backer Rod - 1-1/2" x 6' case of 70 (total 420')
Use behind chinking and caulking, in joints larger than 1/4″ wide and 1/2” deep or more, including:
- Between logs
- Around door and window frames
- At foundation sill plates
- In wall joints and cracks
- In sidewalk and driveway cracks
- And anywhere else you’ll use caulk
