--- product_id: 629849416 title: "Leak Saver Direct Inject AC Leak Sealer Small System | AC Stop Leak for Most HVAC Systems Up to 1 Ton | Works with All Systems & AC Refrigerants | Made in the USA" brand: "leak saver" price: "€ 231.16" currency: EUR in_stock: true url: https://www.desertcart.pt/products/629849416-leak-saver-direct-inject-ac-leak-sealer-small-system-ac store_origin: PT region: Portugal --- # Seals leaks within 7 days Universal system compatibility Made in the USA quality Leak Saver Direct Inject AC Leak Sealer Small System | AC Stop Leak for Most HVAC Systems Up to 1 Ton | Works with All Systems & AC Refrigerants | Made in the USA **Brand:** leak saver **Price:** € 231.16 **Availability:** ✅ In Stock ## Summary > ❄️ Seal the deal on leaks before they seal your fate! ## Quick Answers - **What is this?** Leak Saver Direct Inject AC Leak Sealer Small System | AC Stop Leak for Most HVAC Systems Up to 1 Ton | Works with All Systems & AC Refrigerants | Made in the USA by leak saver - **How much does it cost?** € 231.16 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/629849416-leak-saver-direct-inject-ac-leak-sealer-small-system-ac) ## Best For - leak saver enthusiasts ## Why This Product - Trusted leak saver brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Trusted by Pros:** Over 4 million units sold since 2015—join the HVAC pros who rely on Leak Saver. - • **Permanent Leak Sealing:** Stops small refrigerant leaks fast and for good, saving costly repairs. - • **Safe on All Components:** 100% safe for valves, hoses, expansion devices, and oils—protect your entire system. - • **All-System Compatibility:** Works seamlessly with all HVAC and automotive AC systems & refrigerants (except ammonia). - • **Effortless Direct Injection:** No messy tools—inject easily with manifold gauges or Leak Shot kits for quick fixes. ## Overview Leak Saver Direct Inject AC Leak Sealer is a professional-grade, USA-made solution that permanently seals small refrigerant leaks in HVAC and automotive AC systems within 7 days. Compatible with nearly all refrigerants and oils, it offers straightforward direct injection without mess, ensuring safe use on all system components. Trusted by over 4 million users since 2015, it’s the go-to choice for efficient, reliable leak repair and preventative maintenance. ## Description : Attach Leak Saver to Running System Attach Yellow Hose to Tank Attach Blue Hose to Leak Saver Open Low Side Valve to Push Sealant into System. Let System Run for 1 Hour to Fully Circulate Sealant Attach Leak Saver to Running System Attach Red Hose to High Side Attach Yellow Hose to Leak Saver Open the High Side Valve to Push in the Leak Saver. Let System Run for 1 Hour to Fully Circulate Sealant Connect the Leak Saver to the Leak Shot Injector Connect the Leak Saver to the low side service port and inject : Let the system run for at least 60 minutes to circulate the product Inject only enough CO2 to empty the Leak Saver tube. One CO2 cartridge can last 5-8 injections Connect the Leak Saver to the Low Side Car A/C Adapter & the Leak Shot Injector Connect the Low Side Car A/C Adapter to the low side A/C service port on your car and inject : Let the system run for at least 60 minutes to circulate the product Inject only enough CO2 to empty the Leak Saver tube. One CO2 cartridge can last 5-8 injections Will this work with my system? The Leak Saver works with all air conditioner and refrigeration systems. It is compatible with all refrigerants (except ammonia) and is compatible with all oils. How does the Leak Saver work? After injection, The Leak Saver sealant circulates throughout the system with the refrigerant. If there is a small leak, the sealant reacts with the moisture and oxygen at the leak site to form a permanent "scab-like" seal. What do I need to install the Leak Saver? To inject the Leak Saver, you will need either a basic set of manifold gauges or our Leak Shot injector. When using it with automotive systems, you will need a 134a to 1/4” adapter. Ductless mini-split systems may require a 5/16” to 1/4” adapter. What size leak will the Leak Saver seal? The Leak Saver is able to seal small refrigerant leaks where the complete charge is not lost within 7 days. If this is not possible, your leak is too large to be repaired with Leak Saver. What do I do if it doesn’t work? We stand behind the effectiveness. If you are not completely satisfied, please reach out to us directly and we will make it right. With more than 4 million units of this formula sold since 2015, we have a strong track record of effectiveness. Direct Inject Leak Sealer Leak Saver Injection Kit Direct Inject UV Sealer Direct Inject Ultimate Acid Remover Moisture Remover UV Leak Detection Dye ## Features - STOP LEAKS PERMANENTLY - The Leak Saver can permanently seal small refrigerant leaks where the complete refrigerant charge is not lost within 7 days. When a leak occurs, the Leak Saver reacts with the air and moisture at the leak site to permanently seal the leak. When used for preventative maintenance, the active ingredient circulates safely in the system to seal future leaks - WORKS WITH ALL SYSTEMS INCLUDING CARS - Our product is compatible with all systems, refrigerants (except ammonia), car refrigerants, and oils. It is great for central air conditioners, automotive air conditioners, refrigerators, ductless mini-splits, heat pumps, geothermal heat pumps, commercial refrigeration systems, micro channel coils and more. It also works with all refrigerants including R410A Freon, R22 and replacements, R134A , r1234yf, R404A, R290, R600a, and more - STRAIGHTFORWARD INSTALLATION - No more fussing with messy syringes, hoses, or pressurized cans. The Leak Saver HVAC sealant injects directly and easily into the system with a basic manifold gauge set or even easier with our Leak Shot Injection Kits. NOTE: for automotive systems, you will still need the standard 134A to 1/4” charging adapter. Mini-splits may require a 5/16” to 1/4” charging adapter. You can see our straightforward installation videos below - SAFE FOR ALL TOOLS AND PARTS - Our HVAC leak sealer is safe for all manifold gauges, hoses, expansion valves (TXVs, TEVs, capillary tubes, etc), Schrader valves, and anything needed to service your system. Adapter required for mini splits (5/16" to 1/4") and automotive systems ( 134A to 1/4") - THE MOST TRUSTED - The numbers don’t lie! With more than 4,000,000 units sold of our air conditioner leak sealer formula since 2015, we are the most trusted leak sealant among HVAC professionals. Proudly made in the USA. We stand 100% behind the quality of our products. If for any reason you are not satisfied with your order, reach out to us and we will make it right ## Technical Specifications | Specification | Value | |---------------|-------| | Asin | B0D1N8RD9D | | Best Sellers Rank | #2,915 in Automotive (See Top 100 in Automotive) #14 in Air Conditioning Line Repair Tools | | Brand | Leak Saver | | Customer Reviews | 4.1 4.1 out of 5 stars (537) 4.1 out of 5 stars | | Date First Available | April 13, 2024 | | Item Model Number | LS-SS | | Item Weight | 15.2 ounces | | Manufacturer | Leak Saver | | Manufacturer Part Number | LS-SS | | Product Dimensions | 0.7 x 4.8 x 6.7 inches | ## Images ![Leak Saver Direct Inject AC Leak Sealer Small System | AC Stop Leak for Most HVAC Systems Up to 1 Ton | Works with All Systems & AC Refrigerants | Made in the USA - Image 1](https://m.media-amazon.com/images/I/715F0ETvBtL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Questions & Answers **Q: Will this work with my system?** A: The Leak Saver works with all air conditioner and refrigeration systems. It is compatible with all refrigerants (except ammonia) and is compatible with all oils. **Q: How does the Leak Saver work?** A: After injection, The Leak Saver sealant circulates throughout the system with the refrigerant. If there is a small leak, the sealant reacts with the moisture and oxygen at the leak site to form a permanent "scab-like" seal. **Q: What do I need to install the Leak Saver?** A: To inject the Leak Saver, you will need either a basic set of manifold gauges or our Leak Shot injector. When using it with automotive systems, you will need a 134a to 1/4” adapter. Ductless mini-split systems may require a 5/16” to 1/4” adapter. **Q: What size leak will the Leak Saver seal?** A: The Leak Saver is able to seal small refrigerant leaks where the complete charge is not lost within 7 days. If this is not possible, your leak is too large to be repaired with Leak Saver. **Q: What do I do if it doesn’t work?** A: We stand behind the effectiveness. If you are not completely satisfied, please reach out to us directly and we will make it right. With more than 4 million units of this formula sold since 2015, we have a strong track record of effectiveness. ## Frequently Bought Together - Leak Saver Direct Inject AC Leak Sealer Small System | AC Stop Leak for Most HVAC Systems Up to 1 Ton | Works with All Systems & AC Refrigerants | Made in The USA - Leak Saver AC Drain Line Cleaner Tool & Leak Sealant Injector | Condensate Line Co2 Drain Gun | AC Drain Line Unclogger - Leak Saver Direct Inject Ultimate 6-Pack | 3-in-1 AC Refrigerant Leak Sealer | with UV Dye & Moisture Remover | for Most HVAC Systems Up to 5 Tons - Professional AC Leak Sealer - AC Stop Leak --- ## 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.pt/products/629849416-leak-saver-direct-inject-ac-leak-sealer-small-system-ac](https://www.desertcart.pt/products/629849416-leak-saver-direct-inject-ac-leak-sealer-small-system-ac) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-09-16*