--- product_id: 258773013 title: "28399 Hvac Leak Stop Syringe With Application Hose, 2 Fl. Oz. (60 Ml)" brand: "tsi supercool" price: "S$55" currency: SGD in_stock: true reviews_count: 13 category: "Tsi Supercool" url: https://www.desertcart.sg/products/258773013-28399-hvac-leak-stop-syringe-with-application-hose-2-fl store_origin: SG region: Singapore --- # Permanently seals leaks without polymers Protects against future corrosion 2 fl. oz. syringe treats up to 6-ton units 28399 Hvac Leak Stop Syringe With Application Hose, 2 Fl. Oz. (60 Ml) **Brand:** tsi supercool **Price:** S$55 **Availability:** ✅ In Stock ## Summary > ❄️ Stop leaks, save cool — the pro’s secret weapon! ## Quick Answers - **What is this?** 28399 Hvac Leak Stop Syringe With Application Hose, 2 Fl. Oz. (60 Ml) by tsi supercool - **How much does it cost?** S$55 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/258773013-28399-hvac-leak-stop-syringe-with-application-hose-2-fl) ## Best For - tsi supercool enthusiasts ## Why This Product - Trusted tsi supercool brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Corrosion Shield:** Advanced additive package actively protects your A/C and refrigeration components from future damage. - • **Compact Powerhouse:** 2 fl. oz. syringe efficiently services up to 6-ton HVAC units, perfect for on-the-go pros. - • **Leak-Proof Confidence:** Permanently seals leaks without harmful polymers, safeguarding your system’s integrity. - • **Precision Application:** Includes an application hose for targeted, mess-free treatment every time. - • **Universal Compatibility:** Works seamlessly with all lubricants and refrigerants—no compatibility worries. ## Overview The TSI Supercool 28399 HVAC Leak Stop Syringe is a 2 fl. oz. professional-grade solution designed to permanently seal leaks in A/C and refrigeration systems up to 6 tons. Free from polymers, it protects system components while preventing future corrosion. Compatible with all lubricants and refrigerants, it includes an application hose for precise, easy use—making it an essential tool for HVAC maintenance and repair. ## Description From the manufacturer TSI Supercool is a quality and solution-driven manufacturer of specialty lubricants for a variety of industrial and automotive markets worldwide. We design, formulate, blend, package, and distribute synthetic and semi-synthetic solutions using industry materials and technologies. Our product can be provided either packaged or in bulk utilizing cost-effective logistics solutions. Powered by innovation and guided by integrity, Supercool is dedicated to helping our customers achieve their goals through our outstanding people, products ! Review: Sucessful. - Worked out to my car AC. All the gas leaked within a week. Refilled the gas and is successfully cooling.. one more problem faces is connector didn't work out so opened the cap of tube and directly applied Review: Does not do the Job - Does not seal the leak ## Features - 2-ounce syringe treats up to 6 ton units - Permanently seals leaks in a/c and refrigeration systems - Does not contain polymers, will not harm a/c system or components - Additive package protects against future corrosion - Compatible with all lubricants and refrigerants ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07BH9Y9RC | | Best Sellers Rank | #11,496 in Automotive ( See Top 100 in Automotive ) #194 in Automotive Oils | | Brand | TSI Supercool | | Brand Name | TSI Supercool | | Country of Origin | USA | | Customer Reviews | 3.7 out of 5 stars 343 Reviews | | Global Trade Identification Number | 00672264028399 | | Included Components | TSI Supercool 28399 HVAC Leak Stop Syringe with Application Hose, 2 fl. oz. (60 mL) | | Item Type Name | TSI Supercool 28399 HVAC Leak Stop Syringe with Application Hose, 2 fl. oz. (60 mL) | | Item Volume | 2 Fluid Ounces | | Item Weight | 2 Ounces | | Item volume | 2 Fluid Ounces | | Manufacturer | TSI Supercool | | Material | Plastic | | Model Number | 28399 | | Number of Items | 1 | | Part Number | 28399 | | Sterile | Sterile | | Sterility rating | Sterile | | UPC | 672264028399 | | Warranty Description | manufacturer warranty | ## Product Details - **Brand:** TSI Supercool - **Item volume:** 2 Fluid Ounces - **Material:** Plastic - **Sterility rating:** Sterile - **UPC:** 672264028399 ## Images ![28399 Hvac Leak Stop Syringe With Application Hose, 2 Fl. Oz. (60 Ml) - Image 1](https://m.media-amazon.com/images/I/81vgeD2DJ2L.jpg) ## Questions & Answers **Q: Its should be injected after filling gas or before filling the gas as fridge gas got leaked.** A: before filling the gas as fridge gas got leaked. **Q: ?Can we use it for car Ac leak** A: Dear madam/sir, Our product technical specifications are given below; - 2 Ounce Syringe Treats Up to 6 Ton Units - Permanently Seals Leaks in A/C and Refrigeration Systems - Does Not Contain Polymers, Will Not Harm A/C System Or Components - Additive Package Protects Anst Future Corrosion - Compatible with All Lubricants and Refrigerants ## Customer Reviews ### ⭐⭐⭐⭐⭐ Sucessful. *by M***A on 29 November 2024* Worked out to my car AC. All the gas leaked within a week. Refilled the gas and is successfully cooling.. one more problem faces is connector didn't work out so opened the cap of tube and directly applied ### ⭐ Does not do the Job *by B***I on 28 June 2025* Does not seal the leak ### ⭐⭐⭐⭐⭐ Very effective *by H***N on 22 November 2021* Very good products and very effective ## Frequently Bought Together - TSI Supercool 28399 HVAC Leak Stop Syringe with Application Hose, 2 fl. oz. (60 mL) - InterDynamics Certified A/C Pro Car Air Conditioner Leak Detector Dye, Detection UV Dye Detects Leaks in R-12 and R-134A Condition Systems, 1 Oz --- ## 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.sg/products/258773013-28399-hvac-leak-stop-syringe-with-application-hose-2-fl](https://www.desertcart.sg/products/258773013-28399-hvac-leak-stop-syringe-with-application-hose-2-fl) --- *Product available on Desertcart Singapore* *Store origin: SG* *Last updated: 2026-07-25*