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0.625-in x 20-ft Closed cell Backer Rod, Gray

Ratings & Reviews for M-D 0.625-in x 20-ft Closed cell Backer Rod, Gray

4.6
1141
Review
 4.6 out of 5
1142 Reviews


96% Recommend this product

Ratings may include incentivized customer reviews.

What Customers Are Saying

Customers overwhelmingly praise this backer rod for effectively preparing gaps before caulking, with most reporting it saves sealant, reduces mess, and creates durable, long-lasting seals around windows, doors, and flooring. Reviewers highlight its ease of use—easy to cut, compress into tight spaces, and hold in place through friction—making it versatile for driveway cracks, pool edges, and laminate perimeters. Many note it stops cold drafts and improves home insulation. Customers commend its quality and value, with strong loyalty evident. A few mention slightly smaller diameter than expected, but overall performance feedback is consistently positive.

Customer review summary generated by AI, including incentivized reviews.
1142 Customer Reviews

Well worth the money

Would Recommend

Great price and received the item timely. Would buy again.

July 16, 2026
From 0.5-in x 20-ft Closed cell Backer Rod, Gray Verified Purchaser
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My go to home needs!

Would Recommend

I usually find what I need at Lowe’s, decent prices and sales people both in store and for projects are very helpful.

July 13, 2026
From 0.375-in x 20-ft Closed cell Backer Rod, Gray Verified Purchaser
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Would Recommend

Very flexible to fix the gaps love this product

July 11, 2026
Verified Purchaser
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DO NOT KNOW WHAT THEY WERE FOR. WILL RETURN

July 6, 2026
From 0.375-in x 20-ft Closed cell Backer Rod, Gray Verified Purchaser
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Good products for closing gap between planks

Would Recommend
July 3, 2026
From 0.375-in x 20-ft Closed cell Backer Rod, Gray Verified Purchaser
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