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U0U Backer Rod 3/8 Inch,White Backer Rod Caulk Saver for Gaps and Joint Concrete Filling,16.4Ft Concrete Expansion Joint Filler (3/8 inch *16.4 feet)
✅ In stock
⭐ Lowest price we've tracked
F
Grade
Analysis Confidence
73%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 12, 2026 9:55 AM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- 💰The current price sits right around what this item typically fetches.
- 📉Our analysis places this at the most competitive price point we have ever tracked for this product — an exceptional moment to buy.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
0.71/20
Deal Strength
20/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
U0U
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓Suitable Length:The extension length of the foam rubber backer rod is 16.4 feet,diameter of 3/8inch,providing sufficient materials to meet your needs. Foam rubber backer rod are easy to cut and install
✓Suitable for Most Cracks: Foam backer rod are suitable for most cracks, such as filling pavement and wall cracks, sealing doors and windows, as well as protecting dog ears and making ring frames.
✓High Quality Material: This caulk backer rod is made of high-quality EPDM,which is different from the cheap foam,won't absorb water,safe to use,possess nice sealing effect. The foam backer is suitable for most kinds of cracks, such as pavement cracks, wall joints and foundations
✓Versatile to Use: You just need to cut the white foam rod into the length you need, put it in the gap to be filled, press it inside, and the operation is complete
✓Widely Used: The foam space filler can be applied for sealing household doors, windows, cabinets, shock absorption and noise reduction of industrial machinery and equipment, filling gaps in outdoor road surfaces, pet ear protection, and so on
⚙️ Specifications
Brand
U0U
Item Weight
0.28 kg
Item Form
Foam
Surface Recommendation
Window, Door, Walls
Water Resistance Level
Waterproof
Number of Items
1
Manufacturer
U0U
Unit Count
16.4 Feet
Material
Ethylene Propylene Diene Monomer (EPDM)
Product Dimensions
196.8 x 0.38 x 0.04 inches
ASIN
B0DQKGTBY7
