Standard Backer Rod One Quarter Inch Non Absorbent Backup Material 4000 Linear Feet Per Box Built For Construction And Paving Joints Closed Cell Temporary Joint Sealant Pro Grade

Quarter Inch Closed-Cell Backer Rod for Construction Joints
✔️ 4000 linear feet per box; non-absorbent, closed-cell backer rod

This backer rod is a closed-cell, non-absorbent backup material used to seal construction and paving joints. It provides a stable base for sealants in concrete and asphalt joints, helping control depth and cure performance.

✅ 4000 linear feet per box
✅ Closed-cell, non-absorbent backup material for joints
✅ Suitable for construction and paving joints
✅ Pro grade temporary joint sealant backing

💡 What is a closed-cell backer rod used for in construction and paving joints?

This handy backing shapes the joint and supports sealants for durable joints. - handy backing for joint sealing in concrete and asphalt pavements - reduces sealant depth variation and cure issues - compatible with polyurethane and silicone sealants in construction ✝️