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10 Best backer rods of 2025
Save up to 41% off
Best Choice1
Mutual IndustriesMutual Industries Standard Backer Rod, 4000 Linear Feet, 1/4"
10% Off9.9Exceptional
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Value for Money2
zzhxkjhky3/4" Diameter x 100' Length Backer Rod Caulk Saver Foam Backer Rod for Gaps and Joints Backing Concrete Filler
9.7Exceptional
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3
M-D Building ProductsM-D Building Products - Versatile Gray Foam Backer Rod Set 1/2in x 20ft - Essential Caulk Saver for Sealing Concrete Gaps, Expansion Joints, and Crack Filling (71480)
41% Off9.6Exceptional
Our Rating
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4
MotiMindMotiMind 1 Inch x 50 ft Foam Backer Rod for Gaps Joints Concrete Crack Filler Caulk Saver Bulk Foam Backing Rod Concrete Filler Rope for Weather Stripping Door Seal (Gray)
9.5Excellent
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5
AcuteyeBacker Rod 1/4 Inch, EPDM Rubber Foam Caulk Saver 100' Grey Weather Strip Seal for Concrete Joints, Wall Cracks, Driveway and Joint Fillers.
9.4Excellent
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6
MacepasonFoam Backer Rod for Gaps Concrete Crack Filler Joints Foam Gap Filler Caulk Saver Backing Rod Filler Rope Concrete Joint Filler (1/4 Inch x 10 Feet)
9.3Excellent
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7
BHUCUTUFoam Backer Rod for Gaps Concrete Crack Filler Joints Foam Gap Fillers Caulk Saver Backing Rod Concrete Filler Rope Joint Filler (1/2 Inch X 33 Feet)
9.2Excellent
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8
M-D Building ProductsM-D Building Products - Versatile Gray Foam Backer Rod - Essential Caulk Saver for Sealing Concrete Gaps, Expansion Joints, and Crack Filling, 3/4 by 15 Feet, Black (19101)
9.1Excellent
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9
U0UU0U Backer Rod 1/8 Inch,White Backer Rod Caulk Saver for Gaps and Joint Concrete Filling,16.4Ft Concrete Expansion Joint Filler (1/8 inch *16.4 feet)
9.0Excellent
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10
M-D Building ProductsM-D Building Products - Versatile Gray Foam Backer Rod - Set 3/8in x 350ft - Essential Caulk Saver for Sealing Concrete Gaps, Expansion Joints, and Crack Filling (71550)
8.7Very Good
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