--- product_id: 155108769 title: "Premium Foam Backer Rod – Versatile Gap & Joint Filler for Home, Concrete Cracks, Expansion Joints, Sealing, Caulk Saver, Crafts - 3/8 Inch x 230 Feet" brand: "oodles of noodles" price: "50814CFA" currency: XOF in_stock: true category: "Oodles Of Noodles" url: https://www.desertcart.sn/products/155108769-premium-foam-backer-rod-versatile-gap-and-joint-filler-home store_origin: SN region: Senegal --- # Water-resistant outer skin 3/8 inch diameter, 230 ft length Durable, weather-resistant foam Premium Foam Backer Rod – Versatile Gap & Joint Filler for Home, Concrete Cracks, Expansion Joints, Sealing, Caulk Saver, Crafts - 3/8 Inch x 230 Feet **Brand:** oodles of noodles **Price:** 50814CFA **Availability:** ✅ In Stock ## Summary > 🛠️ Seal smarter, save more—your gap’s new best friend! ## Quick Answers - **What is this?** Premium Foam Backer Rod – Versatile Gap & Joint Filler for Home, Concrete Cracks, Expansion Joints, Sealing, Caulk Saver, Crafts - 3/8 Inch x 230 Feet by oodles of noodles - **How much does it cost?** 50814CFA with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/155108769-premium-foam-backer-rod-versatile-gap-and-joint-filler-home) ## Best For - oodles of noodles enthusiasts ## Why This Product - Trusted oodles of noodles brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Weather-resistant and chemically inert foam that withstands extreme temps (-90°F to 190°F) and resists oils and solvents. - • **Seal Like a Pro:** Creates a reliable, draft-proof seal that saves caulk and boosts adhesion for a flawless finish. - • **Tailor-Made Fit:** Easily trim or twist strands to perfectly fill any gap, from tiny cracks to wide expansion joints. - • **Versatility Unleashed:** Ideal for concrete, home projects, crafts, and even creative DIY hacks—your all-in-one gap filler. - • **Effortless Installation:** Press in place with no mess, no adhesives, and achieve a smooth, professional look every time. ## Overview Premium Foam Backer Rod is a durable, closed-cell polyethylene foam designed for sealing and filling gaps in construction and home projects. Measuring 3/8 inch in diameter and 230 feet long, it offers weather resistance, chemical inertness, and compatibility with most cold-applied sealants. Perfect for expansion joints, concrete cracks, and creative uses, it ensures long-lasting, draft-proof seals with easy, mess-free installation. ## Description Backer Rod is a closed cell, resilient, polyethylene backer rod used as a backup material for construction joints and applications that require sealants. It performs as a depth control for most known cold applied sealants. Sealants will not adhere to it; no bond breaker is required. Composition and Materials: Our Backer Rod is a round, resilient, extruded closed cell polyethylene backer rod with a water resistant outer skin. It is compatible with most known cold applied sealants such as urethane, silicone, acrylic, butyl, polysulfides, latex, and chinking sealants. Specific Uses Include: Expansion joints Highway joints Glazing Log home chinking Parking Decks Curtain Walls Coping joints Isolation joints Temporary joint seal Limitations: Backer Rod should be installed with a roller or blunt, flat-sided tool. Please follow sealant manufacturer specifications for recommended sealant width and depth ratio. For best results, do not puncture, fold or overly stretch the product. The product is made with a water-resistant outer skin, therefore where moisture resistance is important, care should be taken not to puncture this outer surface skin. Installation: Joint or opening must be free of all contaminants, loose materials, dry and free of frost. Select correct rod size for joint width. With a blunt instrument or roller, seat Backer Rod to depth recommended by sealant manufacturer. Technical Data: Backer Rod is chemically inert and will resist gasoline, oil, and most solvents. Product will not stain or adhere to sealants. Density: 1.3-1.9 lbs/ft3 Water Absorption: less than 0.5% by volume 90% Compression Deflection: 5 psi Tensile Strength: > 29 psi Meets standards ASTM D5249 type 3 and ASTM C1330 type C ## Features - Durable, Weather-Resistant Backer Rod for Concrete & Home Projects Our high-quality foam backer rod is crafted from durable, weather-resistant materials designed to deliver long-lasting performance in both indoor and outdoor applications. Its flexible, round-foam construction compresses easily while maintaining the firmness needed to create a reliable seal—making it ideal for filling concrete cracks, expansion joints, and gaps around the home. - Reliable Gap Filler for Caulking & Draft Prevention Use this dependable foam filler to establish a solid base before applying caulk, ensuring improved adhesion and long-term resilience. It seals gaps tightly to prevent drafts, dust, and moisture from entering your home. Whether you’re repairing old, cracked caulk or addressing new openings, this cost-effective backer rod helps reduce the amount of sealant needed while delivering a cleaner, more professional finish. - Customizable Lengths & Sizes for Any Project Available in multiple diameters, this foam rope can be easily trimmed with scissors or a blade to match your project’s exact needs. Twist multiple strands together for larger openings, or use single lengths for standard cracks. It’s perfect for concrete and asphalt joints, driveway and sidewalk expansion gaps, wall seams, window and door frames, and countless other applications.Wide Sealant Compatibility – Works with most cold-applied sealants, including urethane, silicone, acrylic, butyl, polysulfides, latex, and log home chinking sealants. - Fast, Effortless Installation Installation is simple: clean the area, press the foam rod uniformly into the gap, and apply your preferred caulk or sealant over the top. The foam seats snugly, stays in place, and helps you achieve a smooth, uniform finish—no messy adhesives needed. - Versatile Beyond Construction while excellent for professional sealing and insulation tasks, this foam is also useful for DIY and creative projects. Use it for weatherproofing, damp-proofing, insulating gaps, supporting cropped dog ears during training, creating craft pieces, ring holders, and more. Complies with ASTM C 1330, Type C ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07SZ9MF7M | | Best Sellers Rank | #684,424 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #678 in Pipe Insulation | | Brand Name | Oodles of Noodles | | Color | Grey | | Customer Reviews | 4.5 4.5 out of 5 stars (48) | | Full Cure Time | 24 Hours | | Included Components | bag | | Item Form | Foam | | Item Weight | 8 ounces | | Manufacturer | Alcot Plastics | | Material Type | Acrylic, Silicone, Synthetic Rubber, Urethane | | Maximum Gap Fill | 3.8 Centimeters | | Number of Items | 1 | | Part Number | ALCOT-BR-38X230 | | Surface Recommendation | Walls | | Tensile Strength | 29 Pounds Per Square Inch | | UPC | 099965400048 | | Unit Count | 1 Count | | Water Resistance Level | Water Resistant | ## Product Details - **Brand:** Oodles of Noodles - **Color:** Grey - **Full Cure Time:** 24 Hours - **Item Form:** Foam - **Item Weight:** 8 ounces ## Images ![Premium Foam Backer Rod – Versatile Gap & Joint Filler for Home, Concrete Cracks, Expansion Joints, Sealing, Caulk Saver, Crafts - 3/8 Inch x 230 Feet - Image 1](https://m.media-amazon.com/images/I/91JEYKFAQ7L.jpg) ![Premium Foam Backer Rod – Versatile Gap & Joint Filler for Home, Concrete Cracks, Expansion Joints, Sealing, Caulk Saver, Crafts - 3/8 Inch x 230 Feet - Image 2](https://m.media-amazon.com/images/I/719QwzNm0nL.jpg) ![Premium Foam Backer Rod – Versatile Gap & Joint Filler for Home, Concrete Cracks, Expansion Joints, Sealing, Caulk Saver, Crafts - 3/8 Inch x 230 Feet - Image 3](https://m.media-amazon.com/images/I/81G0P224rPL.jpg) ![Premium Foam Backer Rod – Versatile Gap & Joint Filler for Home, Concrete Cracks, Expansion Joints, Sealing, Caulk Saver, Crafts - 3/8 Inch x 230 Feet - Image 4](https://m.media-amazon.com/images/I/81F56gqPOfL.jpg) ![Premium Foam Backer Rod – Versatile Gap & Joint Filler for Home, Concrete Cracks, Expansion Joints, Sealing, Caulk Saver, Crafts - 3/8 Inch x 230 Feet - Image 5](https://m.media-amazon.com/images/I/61JKzg+H27L.jpg) ## Available Options This product comes in different **Size** options. --- ## 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.sn/products/155108769-premium-foam-backer-rod-versatile-gap-and-joint-filler-home](https://www.desertcart.sn/products/155108769-premium-foam-backer-rod-versatile-gap-and-joint-filler-home) --- *Product available on Desertcart Senegal* *Store origin: SN* *Last updated: 2026-07-10*