--- product_id: 514182361 title: "Marsui 10 Lb 3/4'' (19 mm) Fiberglass for Concrete Cement Mortar Mix, Reinforcement Anti Seepage Anti Cracking White Fibers Fiberglass for Concrete Building Walls Garden Floor (1)" brand: "marsui" price: "¥42663" currency: JPY in_stock: true category: "Marsui" url: https://www.desertcart.jp/products/514182361-marsui-10-lb-3-4-19-mm-fiberglass-for-concrete store_origin: JP region: Japan --- # 0.75 inch fiber length 10 lb durable reinforcement anti-crack & anti-seepage Marsui 10 Lb 3/4'' (19 mm) Fiberglass for Concrete Cement Mortar Mix, Reinforcement Anti Seepage Anti Cracking White Fibers Fiberglass for Concrete Building Walls Garden Floor (1) **Brand:** marsui **Price:** ¥42663 **Availability:** ✅ In Stock ## Summary > 🧱 Build stronger, last longer — don’t let cracks steal your edge! ## Quick Answers - **What is this?** Marsui 10 Lb 3/4'' (19 mm) Fiberglass for Concrete Cement Mortar Mix, Reinforcement Anti Seepage Anti Cracking White Fibers Fiberglass for Concrete Building Walls Garden Floor (1) by marsui - **How much does it cost?** ¥42663 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/514182361-marsui-10-lb-3-4-19-mm-fiberglass-for-concrete) ## Best For - marsui enthusiasts ## Why This Product - Trusted marsui brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Versatile Application:** Perfect for basements, garden floors, exterior walls, and any moisture-prone surfaces. - • **Leak-Proof Performance:** Enhances cement density to effectively prevent water seepage and penetration. - • **Precision Fiber Length:** 0.75-inch strands engineered for optimal mortar integration and crack inhibition. - • **Rock-Solid Reinforcement:** Boost your concrete’s toughness with 10 lbs of premium fiberglass fibers. - • **Impact & Earthquake Ready:** Dense fiber network fortifies concrete against shocks and structural stress. ## Overview Marsui’s 10 lb pack of 0.75-inch white fiberglass fibers is designed to reinforce concrete, mortar, and cement mixes by improving crack resistance, impact durability, and waterproofing. Ideal for both residential and commercial projects, these fibers create a dense network within the mix to enhance structural integrity and prevent seepage, making them essential for wet or high-stress environments. ## Description Features: Practical reinforcement material: The concrete fiber for cement is made of quality materials, which can effectively improve the stability, crack resistance and impermeability of the product. Various uses: This concrete white fibers can help inhibit the formation of fine cracks by mixing with mortar, cement or concrete, and also ideal for some repairing works or mix with other fillers. Specifications: Material: fiberglass Color: white Size: 0.75 inch Weight: 10 lb Package includes: 10 Lb fiberglass reinforcement fiber Notes: The reference amount is 1 pound (1 pack) per cubic yard (27 cubic feet) of concrete. Add a little more in places with strong impact or severe freeze thaw. Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays. Small items, please keep away from children. ## Features - Package Includes: you will receive 10 lb concrete fiberglass, the fiberglass filler size is 0.75 inch, can be applied as a reinforcement material, basically meet your family's daily needs - Anti Leakage: this reinforcement fiberglass is beneficial to increase the density of cement and can effectively solve the problem of penetration; The irregular distribution of glass fiber in the mortar enhances the toughness of the mortar and inhibits the formation of small cracks - Impact Resistance: high strength fiber filaments are interconnected into a dense network, which tightly fixes the cement, which can effectively enhance the impact and earthquake resistance of cement, which is suitable for strengthening cement works - How to Use: mix sand, cement and concrete fiber evenly, then add an appropriate amount of water, and finally stir; The stirring time is 30-60 seconds longer than without glass fiber - Wide Application: our white fibers for concrete are very suitable for improving the stability, crack resistance and impermeability of the products, very suitable for wet places such as basements, ponds, exterior walls, gardens, courtyards, etc ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BRN8WSQY | | ASIN | B0BRN8WSQY | | Best Sellers Rank | #210,723 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #446 in Raw Building Materials | | Brand Name | Marsui | | Color | White | | Customer Reviews | 4.7 4.7 out of 5 stars (69) | | Customer reviews | 4.7 4.7 out of 5 stars (69) | | Date First Available | 7 February 2023 | | Item Diameter | 0.75 Inches | | Item Dimensions | 30.5 x 25 x 16.5 centimeters | | Item Form | Rod | | Item Shape | Rectangular | | Item Weight | 10.25 Pounds | | Item model number | DO-Marsui-4470666 | | Manufacturer | Marsui | | Manufacturer | Marsui | | Material | Fiberglass | | Model Number | DO-Marsui-4470666 | | Number of Items | 1 | | Number of Packs | 1 | | Part Number | DO-Marsui-4470666 | | Product Dimensions | 30.51 x 24.99 x 16.51 cm; 4.65 kg | | Unit Count | 4731.76 Milliliters | ## Product Details - **Brand:** Marsui - **Colour:** White - **Item dimensions L x W x H:** 30.5 x 25 x 16.5 centimeters - **Material:** Fiberglass - **Shape:** Rectangular ## Images ![Marsui 10 Lb 3/4'' (19 mm) Fiberglass for Concrete Cement Mortar Mix, Reinforcement Anti Seepage Anti Cracking White Fibers Fiberglass for Concrete Building Walls Garden Floor (1) - Image 1](https://m.media-amazon.com/images/I/71WLU0l1CdL.jpg) ## Available Options This product comes in different **Number Of Items** options. ## Frequently Bought Together - Marsui 10 lb 3/4'' (19 mm) Fiberglass for Concrete Cement Mortar Mix, Reinforcement Anti Seepage Anti Cracking White Fibers Fiberglass for Concrete Building Walls Garden Floor - SIKA - SikaLatex R - Concrete Adhesive Glue, White - Admix for Portland-Cement Mortar/Concrete - Resistant to Freezing and thawing Damage - 1-Gallon - Alpha Pro Fluidizer 1 lb - Dry superplasticizer for Any Concrete Countertop Mix --- ## 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.jp/products/514182361-marsui-10-lb-3-4-19-mm-fiberglass-for-concrete](https://www.desertcart.jp/products/514182361-marsui-10-lb-3-4-19-mm-fiberglass-for-concrete) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-10-08*