--- product_id: 541554712 title: "Black BioSeal 100% Silicone Sealant Caulk General Purpose, Waterproof and No Odor 10.1 Ounce Cartridge -Black (10)" brand: "zered" price: "R4362" currency: ZAR in_stock: true url: https://www.desertcart.co.za/products/541554712-black-bioseal-100-silicone-sealant-caulk-general-purpose-waterproof-no store_origin: ZA region: South Africa --- # 100% Waterproof Seal 30-Min Water-Ready 50-Year Durability Black BioSeal 100% Silicone Sealant Caulk General Purpose, Waterproof and No Odor 10.1 Ounce Cartridge -Black (10) **Brand:** zered **Price:** R4362 **Availability:** ✅ In Stock ## Summary > 💧 Seal it once, seal it right—BioSeal keeps your space flawless for decades! ## Quick Answers - **What is this?** Black BioSeal 100% Silicone Sealant Caulk General Purpose, Waterproof and No Odor 10.1 Ounce Cartridge -Black (10) by zered - **How much does it cost?** R4362 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/541554712-black-bioseal-100-silicone-sealant-caulk-general-purpose-waterproof-no) ## Best For - zered enthusiasts ## Why This Product - Trusted zered brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Flexible & Crack-Resistant:** Withstands temperature shifts and vibrations without shrinking or cracking. - • **Ultimate Waterproof Defense:** Seals out water completely for lasting protection in wet environments. - • **Long-Lasting Color Integrity:** No yellowing or discoloration for 50 years—keeps surfaces looking pristine. - • **Fast-Track Project Completion:** Ready for water exposure in just 30 minutes—no downtime, no delays. - • **Odorless Application Experience:** Zero smell means no need to ventilate—work comfortably indoors. ## Overview BioSeal Black 100% Silicone Sealant offers professional-grade waterproof sealing with zero odor and no color change for up to 50 years. It cures quickly—ready for water exposure in 30 minutes—and remains flexible to resist cracking or shrinking, making it ideal for both indoor and outdoor applications on tile, glass, metal, and more. ## Description Can you imagine silicone caulk has no smell at all so you don't need to open windows and doors? Well, BioSeal Kitchen and Bath and General Purpose Silicone don't have any odor. Your customers will love it. And we bet you too. No color change. BioSeal Kitchen and Bath silicone and General Purpose silicone won't change yellow. BioSeal Kitchen and Bath and General Purpose silicone offer you waterproof so you can use both to outside and inside. They don't have any smell at all. BioSeal Kitchen and Bath and General Purpose silicone maintains flexibility after applied. 50 years durability. Provides strong adhesion to cultured marble, tile, glass, vinyl, aluminum, and even sheet metal. BioSeal Silicone is suitable for contractors and stone fabricators. You never want this happening to your bathtub and kitchen. BioSeal Silicone provides you it will never happen to your bathtub. All BioSeal Silicone Caulk products has NO ODOR. Not just odor, It doesn't have any smell. Imagine that you can have advantages from BioSeal Silicone. After dry out, BioSeal Silicone caulk maintains its flexibility. Soft but strong density enough to adhesive glass and shower doors together. BioSeal Silicone caulk is flexible so it can bear vibrating from materials such as tables, sinks, and even sheet of metals too. ## Features - 100% WATERPROOF: This 100% silicone formula offers ultimate protection from water damage, providing a reliable seal in areas prone to consistent water exposure - 50 Years PRODUCT PROTECTION: No Yellow No Color Change - No Odor = No Smell - 30-MINUTE WATER-READY: Ready for water exposure in as little as 30 minutes - SHRINK & CRACK-PROOF: Withstands extreme expansion or contraction associated with temperature fluctuations ## Technical Specifications | Specification | Value | |---------------|-------| | Asin | B0BXT8LVXX | | Best Sellers Rank | #66,787 in Industrial & Scientific (See Top 100 in Industrial & Scientific) #98 in Silicone Caulk | | Brand Name | ZERED | | Color | Black | | Customer Reviews | 4.5 4.5 out of 5 stars (135) 4.5 out of 5 stars | | Full Cure Time | 24 hours | | Global Trade Identification Number | 00196852536641 | | Included Components | 100% RTV Silicone | | Initial Hardening Time | 5 minutes | | Item Form | Gel | | Item Weight | 10.1 ounces | | Liquid Volume | 10.1 fluid ounces | | Manufacturer | zered | | Material Type | Silicone | | Maximum Gap Fill | 0.5 inches | | Number Of Items | 10 | | Number Of Packs | 10 | | Part Number | Bioseal-GP-BK | | Surface Recommendation | Window | | Temperature Range | 350 °F | | Tensile Strength | 300 pounds | | Unit Count | 1 Count | | Water Resistance Level | Waterproof | ## Product Details - **Color:** Black - **Brand:** ZERED - **Item Weight:** 10.1 Ounces - **Liquid Volume:** 10.1 Fluid Ounces - **Item Form:** Liquid ## Images ![Black BioSeal 100% Silicone Sealant Caulk General Purpose, Waterproof and No Odor 10.1 Ounce Cartridge -Black (10) - Image 1](https://m.media-amazon.com/images/I/715yno6G-QL.jpg) ![Black BioSeal 100% Silicone Sealant Caulk General Purpose, Waterproof and No Odor 10.1 Ounce Cartridge -Black (10) - Image 2](https://m.media-amazon.com/images/I/61jfWSPMMQL.jpg) ![Black BioSeal 100% Silicone Sealant Caulk General Purpose, Waterproof and No Odor 10.1 Ounce Cartridge -Black (10) - Image 3](https://m.media-amazon.com/images/I/81vq3HSlhGL.jpg) ![Black BioSeal 100% Silicone Sealant Caulk General Purpose, Waterproof and No Odor 10.1 Ounce Cartridge -Black (10) - Image 4](https://m.media-amazon.com/images/I/71ix6IXWmyL.jpg) ![Black BioSeal 100% Silicone Sealant Caulk General Purpose, Waterproof and No Odor 10.1 Ounce Cartridge -Black (10) - Image 5](https://m.media-amazon.com/images/I/419jqN8NomL.jpg) ## Available Options This product comes in different **Number Of Items** 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.co.za/products/541554712-black-bioseal-100-silicone-sealant-caulk-general-purpose-waterproof-no](https://www.desertcart.co.za/products/541554712-black-bioseal-100-silicone-sealant-caulk-general-purpose-waterproof-no) --- *Product available on Desertcart South Africa* *Store origin: ZA* *Last updated: 2026-11-10*