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The M-D Backer Rod provides a base for caulking to prevent caulk waste in deeper, larger gaps or joints. Backer rod can also fill gaps to protect the home against drafts, moisture, dust and insects. Can be used in both indoor and outdoor applications. Before installation, cut to desired length by using scissors. *
- Made of closed-cell foam *
- Use for filling in empty space of large cracks to reduce caulk waste *
- 10 ft. L x 1 in. W *
- Gray color *
- Cut to desired length with scissors *
- Indoor or outdoor use *
