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| Manufacturer | Nomaco |
| Description | HBR® is a closed-cell, polyethylene foam backer rod joint filler that is used as a backing material for elastomeric and other cold-applied sealants. It helps the sealant assume the optimum shape to prolong service life and acts as a barrier to the flow of sealant through the joint. HBR does not not absorb water. ASTM Type C |
| Unit | box |
| Size | 2.5" |
| Color | gray |
| Qty | 40 |
| Length | 6' |
| Category | Backer Rod, Hard Rod |
| Item Number | AB212 |