--- product_id: 670698580 title: "S420 Aquarium Silicone Sealant Clear - 2x10.1 Fl. Oz. Fish Tank Safe, Waterproof Bond to Glass, High Elasticity, Non-Toxic Aquarium Sealer for Freshwater & Saltwater | 2 Pack" brand: "stanley" price: "1059589₫" currency: VND in_stock: true reviews_count: 6 category: "Stanley" url: https://www.desertcart.vn/products/670698580-s420-aquarium-silicone-sealant-clear-2x10-1-fl-oz-fish store_origin: VN region: Vietnam --- # Rapid curing in just 2 hours for fast project turnaround Non-toxic formula safe for all aquatic life 100% solventless silicone for ultimate waterproofing S420 Aquarium Silicone Sealant Clear - 2x10.1 Fl. Oz. Fish Tank Safe, Waterproof Bond to Glass, High Elasticity, Non-Toxic Aquarium Sealer for Freshwater & Saltwater | 2 Pack **Brand:** stanley **Price:** 1059589₫ **Availability:** ✅ In Stock ## Summary > 🐟 Seal the deal with Stanley: Clear, safe, and fast—your aquarium’s best friend! ## Quick Answers - **What is this?** S420 Aquarium Silicone Sealant Clear - 2x10.1 Fl. Oz. Fish Tank Safe, Waterproof Bond to Glass, High Elasticity, Non-Toxic Aquarium Sealer for Freshwater & Saltwater | 2 Pack by stanley - **How much does it cost?** 1059589₫ 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/670698580-s420-aquarium-silicone-sealant-clear-2x10-1-fl-oz-fish) ## Best For - stanley enthusiasts ## Why This Product - Trusted stanley brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Eco-Safe Sealant:** Non-toxic and fish-friendly, perfect for both freshwater and saltwater ecosystems—protect your aquatic community. - • **Fast-Acting Formula:** Cures quickly with atmospheric moisture, minimizing downtime and letting you get back to your aquatic masterpiece faster. - • **UV & Chemical Resistant:** Withstands harsh sunlight and chemical exposure without cracking or losing adhesion—built for longevity. - • **Aquarium-Grade Durability:** Engineered to maintain flexibility and strength underwater, ensuring a leak-proof seal that lasts. - • **Multi-Surface Versatility:** Bonds seamlessly to glass, aluminum, and more—ideal for aquariums, windows, and display cases alike. ## Overview Stanley S420 Aquarium Silicone Sealant is a 100% solventless, clear silicone designed specifically for aquarium use. It offers a waterproof, flexible, and non-toxic bond safe for fish and plants in both freshwater and saltwater tanks. Resistant to UV rays and chemicals, it cures rapidly within 2 hours, making it ideal for quick repairs and new builds. This versatile sealant adheres well to glass, aluminum, and other surfaces, ensuring durable, long-lasting seals for aquatic environments and beyond. ## Description Product description Review: Works well - Works great. Review: Good product - Works well ## Features - 100% Solventless Silicone - This sealant is formulated from 100% solventless silicone, ensuring a robust and durable seal that maintains flexibility over time. It’s perfect for aquariums, providing a secure and reliable bond that withstands the pressures of underwater environments and various conditions without degradation. - Non-Toxic to Fish and Plants - Specifically designed to be safe for all aquatic life, this silicone sealant is non-toxic, making it ideal for use in both freshwater and saltwater aquariums. It ensures that fish, plants, and other aquatic organisms remain healthy and unaffected by the sealant, promoting a thriving ecosystem. - Resistant to Water, UV and Chemicals - Engineered to resist water, ultraviolet light, and many chemicals, this sealant delivers exceptional longevity and performance. It remains effective in various environmental conditions, including continuous underwater use and exposure to harsh sunlight, without losing its adhesive properties or flexibility. - Rapid Curing with Atmospheric Moisture - This one-component sealant cures quickly upon exposure to atmospheric moisture, providing a fast and efficient bonding solution. Its rapid curing process ensures that the sealant sets quickly, allowing for immediate use and minimal downtime in both construction and repair projects - Versatile Application for Various Surfaces - This versatile silicone sealant is suitable for a wide range of applications, including the construction and repair of aquariums, glazing on aluminum frames, shop displays, and sealing windows and doors. It adheres well to glass, aluminum, and many other surfaces, making it an essential tool for various sealing needs. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0D6Z9MJBC | | Best Sellers Rank | #238,468 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #368 in Silicone Adhesives | | Brand | STANLEY | | Brand Name | STANLEY | | Color | Clear | | Compatible Material | Glass | | Container Type | Tube | | Customer Reviews | 3.8 out of 5 stars 12 Reviews | | Full Cure Time | 2 Hours | | Item Form | Liquid | | Item Package Quantity | 2 | | Manufacturer | StanleyChem | | Material | 100% Silicone | | Material Type | 100% Silicone | | Number of Pieces | 2 | | Other Special Features of the Product | Fast Drying, Non Toxic, Waterproof | | Part Number | SXSE1092US-AquarSlc | | Special Feature | Fast Drying, Non Toxic, Waterproof | | Specific Uses For Product | Aquarium, Glazing, Shop Displays, Windows and Doors | | UPC | 810125469169 | | Unit Count | 2.0 Count | | Volume | 10.1 Fluid Ounces | | Water Resistance Level | Waterproof | ## Product Details - **Brand:** STANLEY - **Color:** Clear - **Item Form:** Liquid - **Material:** Silicone - **Special Feature:** Fast Drying, Non Toxic, Waterproof ## Images ![S420 Aquarium Silicone Sealant Clear - 2x10.1 Fl. Oz. Fish Tank Safe, Waterproof Bond to Glass, High Elasticity, Non-Toxic Aquarium Sealer for Freshwater & Saltwater | 2 Pack - Image 1](https://m.media-amazon.com/images/I/81dtxTN7jmL.jpg) ![S420 Aquarium Silicone Sealant Clear - 2x10.1 Fl. Oz. Fish Tank Safe, Waterproof Bond to Glass, High Elasticity, Non-Toxic Aquarium Sealer for Freshwater & Saltwater | 2 Pack - Image 2](https://m.media-amazon.com/images/I/71WkYxoqJLL.jpg) ![S420 Aquarium Silicone Sealant Clear - 2x10.1 Fl. Oz. Fish Tank Safe, Waterproof Bond to Glass, High Elasticity, Non-Toxic Aquarium Sealer for Freshwater & Saltwater | 2 Pack - Image 3](https://m.media-amazon.com/images/I/71SPEvOBxyL.jpg) ![S420 Aquarium Silicone Sealant Clear - 2x10.1 Fl. Oz. Fish Tank Safe, Waterproof Bond to Glass, High Elasticity, Non-Toxic Aquarium Sealer for Freshwater & Saltwater | 2 Pack - Image 4](https://m.media-amazon.com/images/I/81T09bsy-yL.jpg) ![S420 Aquarium Silicone Sealant Clear - 2x10.1 Fl. Oz. Fish Tank Safe, Waterproof Bond to Glass, High Elasticity, Non-Toxic Aquarium Sealer for Freshwater & Saltwater | 2 Pack - Image 5](https://m.media-amazon.com/images/I/812VZyC06jL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Works well *by R***R on November 7, 2025* Works great. ### ⭐⭐⭐⭐⭐ Good product *by T***A on September 10, 2025* Works well ### ⭐ Lacking quality for the namesake *by A***A on January 16, 2026* Did not hold at all! Had to redo project ## Frequently Bought Together - Stanley Aquarium Silicone Sealant Clear - 1x10.1 Fl. Oz. Fish Tank Safe, Waterproof Bond to Glass, High Elasticity, Non-Toxic Aquarium Sealer for Freshwater & Saltwater | 2 Pack. - GREAT STUFF 99112849 Smart Dispenser Pond & Stone, 12 oz, Black --- ## 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/670698580-s420-aquarium-silicone-sealant-clear-2x10-1-fl-oz-fish](https://www.desertcart.vn/products/670698580-s420-aquarium-silicone-sealant-clear-2x10-1-fl-oz-fish) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-06-09*