Oodles of Noodles 2 inch diameter Backer Rod Closed Cell - Grey

• Oversized 3" diameter for heavy-duty sealing, padding, and filling
• Closed-cell polyethylene foam resists water, rot, and mold
• Works indoors or outdoors, in commercial or residential settings
• Flexible yet firm—bends to fit, holds its shape under pressure
• 72" length—easy to cut, shape, and customize for any project

When strength, size, and versatility matter, the Oodles of Noodles 2" Diameter Backer Rod delivers. Made from premium closed-cell polyethylene foam, this extra-thick rod is built to handle the jobs standard fillers can’t touch. At 72" long and 2" in diameter, it’s ideal for sealing wide gaps before caulking, adding insulation, or creating custom padding and protective barriers.

Its closed-cell design resists water absorption, making it perfect for both indoor and outdoor projects. Contractors love it for expansion joints, weatherproofing, and gap filling. DIYers use it for crafts, custom seating, cosplay builds, and even home gym projects. The thick, flexible foam bends without breaking but holds its shape, giving you the best of both strength and adaptability.

Proudly made in North America, this backer rod combines commercial-grade performance with the ease of at-home installation. Whether you’re sealing, insulating, or creating something completely new, this is the no-nonsense foam rod you’ll keep coming back to.