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Is the Nomaco HBR backer rod resistant to moisture absorption?

Hardware, Tools & Sealants
Construction Tapes, Sealants and Adhesives
Backer, Sof Rods, and Accessories
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DK Hardware 2026-09-30 - 18:09:38
Technical Team

Yes, the Nomaco 337-91-2000-1 is a closed-cell polyethylene backer rod, which means its cell structure prevents water absorption, making it suitable for various construction environments.

Product Details

2" x 6 ft HBR Closed-Cell Polyethylene Backer Rod
337-91-2000-1Nomaco 337-91-2000-1 2" x 6 ft HBR Closed-Cell Polyethylene Backer Rod
$7.90/Each

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