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Tondiamo Foam Backer Rod Gap Filler Caulk Saver Rope, 3/8 Inch X 100 ft
✅ In stock
⭐ Lowest price we've tracked
C
Grade
Analysis Confidence
90%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 5, 2026 7:45 PM · Prices & availability subject to change
Is This a Good Price on Amazon?
🙂 Fair Price- 🙂Verdict: Fair Price. Small discount vs history. Consider waiting for a better drop.
- 💰At 9% off its standard going rate, this offer delivers clear value for the money.
- 📉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
10.09/28
Recent Value
1.88/22
Market Standing
14.04/20
Deal Strength
20/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
Sandsa
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓Quality Material: this caulk backer rod is made of quality foam, which is round, closed cell, low density, safe to use, possessing nice flexibility and can be bendable, won't absorb water, you can use it for filling spaces or joints
✓Long Enough: you will receive 1 piece foam backer rod approx. 100 feet long, which can be easily trimmed to the right size with scissors according to your actual needs, sufficient length can meet your daily needs and replacement
✓Effortless to Assemble: the backing rod is soft and flexible, just get the desired part and put it into the space, and press to make it well fit before applying sealant, simple and effortless to assemble
✓Widely Applicable: filler rope is suitable for most kinds of cracks, such as pavement cracks, wall joints and foundations, which can provide a neat surface for caulking projects; Classic gray color can be matched with various styles
✓Versatile to Use: the gray space filler can be applied for glass installations, expansion joints, door and window seam, and pavement joints, you can also use it to protect dog ears, make ring holders, complete craft projects and more
⚙️ Specifications
Color
gray
Brand
Tondiamo
Item Form
Foam
Surface Recommendation
Concrete, Walls, Window, Pipe
Water Resistance Level
Waterproof
Number of Items
1
Manufacturer
Tondiamo
Unit Count
1 Count
Material
Foam
Product Dimensions
12.6 x 7.87 x 3.94 inches
Item Weight
6.4 ounces
