--- product_id: 489991375 title: "3/8\" Diameter x 100' Length Backer Rod Caulk Saver Foam Backer Rod for Gaps and Joints Backing Concrete Filler" brand: "zzhxkjhky" price: "1684877₫" currency: VND in_stock: true reviews_count: 10 category: "Zzhxkjhky" url: https://www.desertcart.vn/products/489991375-3-8-diameter-x-100-length-backer-rod-caulk-saver store_origin: VN region: Vietnam --- # 3/8" Diameter 100' Length Flexible & Easy to Use 3/8" Diameter x 100' Length Backer Rod Caulk Saver Foam Backer Rod for Gaps and Joints Backing Concrete Filler **Brand:** zzhxkjhky **Price:** 1684877₫ **Availability:** ✅ In Stock ## Summary > 🛠️ Seal the Deal with Style! ## Quick Answers - **What is this?** 3/8" Diameter x 100' Length Backer Rod Caulk Saver Foam Backer Rod for Gaps and Joints Backing Concrete Filler by zzhxkjhky - **How much does it cost?** 1684877₫ with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/489991375-3-8-diameter-x-100-length-backer-rod-caulk-saver) ## Best For - zzhxkjhky enthusiasts ## Why This Product - Trusted zzhxkjhky brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **User-Friendly Design:** Easily trim to size with scissors for a custom fit in any gap. - • **Quality You Can Trust:** Crafted from durable, water-resistant foam for superior sealing performance. - • **Versatile Applications:** Ideal for cracks in pavements, walls, and even creative DIY projects. - • **Satisfaction Guaranteed:** Your happiness is our priority—reach out anytime for support! - • **Perfect Length for Every Project:** 100 feet of foam backer rod to tackle all your sealing needs. ## Overview This 3/8" diameter by 100' length foam backer rod is designed for filling gaps and joints in various applications, providing a reliable and flexible solution for caulking projects. Made from quality foam that won't absorb water, it ensures a neat finish and is easy to install, making it perfect for both professional and DIY use. ## Description 3/8" Diameter x 100' Length Backer Rod Caulk Saver Foam Backer Rod for Gaps and Joints Backing Concrete Filler: desertcart.com: Tools & Home Improvement Review: Simple and functional - Easy to use Review: Great product - Backer rod was exacly what I was looking for. Sealed the air gaps around my new window. ## Features - Suitable length：you will receive 1 piece foam backer rod 3/8 Inch x 100 feet, sufficient length can meet your daily needs. Backer rod are easy to use and install. - Quality Material:this caulk backer rod is made of quality foam,which is round,won't absorb water,safe to use,possess nice sealing effect.possessing nice flexibility and can be bendable, Works with virtually all cracks and spaces.note：the backing rod is soft and flexible,After a product is packed and squeezed, it can recover by itself after being unpacked and left to rest for a while. - Use and install: you can use it for filling space. the backing rod is soft and flexible, which can be easily trimmed to the right size with scissors according to your actual needs. just get the desired part and put it into the space, which can provide a neat surface for caulking projects. - Versatile to Use: backer rod is suitable for most kinds of cracks, such as pavement cracks, wall joints and cracks in planks. you can also use it to protect dog ears, make ring holders, complete craft projects and more.Classic gray color can be matched with various styles. - Your satisfaction is the standard of our service ,If you have any questions, please contact us in time.Order now and feel the difference right away! ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BCF2N3SZ | | Best Sellers Rank | #15,973 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #86 in Wall Surface Repair Products | | Brand Name | zzhxkjhky | | Color | Grey | | Customer Reviews | 4.5 4.5 out of 5 stars (571) | | Included Components | NO | | Item Form | Rod | | Manufacturer | zzhxkjhky | | Material Type | Foam | | Surface Recommendation | Counter Top, Tile, Walls | | UPC | 708436674450 | | Unit Count | 80.0 Feet | | Water Resistance Level | Water Resistant | ## Product Details - **Brand:** zzhxkjhky - **Color:** Grey - **Item Form:** Rod - **Surface Recommendation:** Counter Top, Tile, Walls - **Water Resistance Level:** Water Resistant ## Images ![3/8" Diameter x 100' Length Backer Rod Caulk Saver Foam Backer Rod for Gaps and Joints Backing Concrete Filler - Image 1](https://m.media-amazon.com/images/I/61rOKpIQbRL.jpg) ![3/8" Diameter x 100' Length Backer Rod Caulk Saver Foam Backer Rod for Gaps and Joints Backing Concrete Filler - Image 2](https://m.media-amazon.com/images/I/81yOQlZRsTL.jpg) ![3/8" Diameter x 100' Length Backer Rod Caulk Saver Foam Backer Rod for Gaps and Joints Backing Concrete Filler - Image 3](https://m.media-amazon.com/images/I/81tLchQCTsL.jpg) ![3/8" Diameter x 100' Length Backer Rod Caulk Saver Foam Backer Rod for Gaps and Joints Backing Concrete Filler - Image 4](https://m.media-amazon.com/images/I/71DhwaOfvRL.jpg) ![3/8" Diameter x 100' Length Backer Rod Caulk Saver Foam Backer Rod for Gaps and Joints Backing Concrete Filler - Image 5](https://m.media-amazon.com/images/I/718agFvjo-L.jpg) ## Available Options This product comes in different **Style** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Simple and functional *by A***R on March 7, 2026* Easy to use ### ⭐⭐⭐⭐⭐ Great product *by J***E on January 11, 2026* Backer rod was exacly what I was looking for. Sealed the air gaps around my new window. ### ⭐⭐⭐⭐⭐ Great value *by W***8 on March 8, 2026* Just what I needed. Very useful and well made. I used it to insert into my jk wrangler door seal as a noodle to push out weak points . --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.vn/products/489991375-3-8-diameter-x-100-length-backer-rod-caulk-saver](https://www.desertcart.vn/products/489991375-3-8-diameter-x-100-length-backer-rod-caulk-saver) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-06-04*