--- product_id: 262696765 title: "Rectorseal 45302 Freeze Leak Repair, 0.5 oz, Red" brand: "rectorseal" price: "FREE" currency: JPY in_stock: false reviews_count: 7 category: "Rectorseal" url: https://www.desertcart.jp/products/262696765-rectorseal-45302-freeze-leak-repair-0-5-oz-red store_origin: JP region: Japan --- # Polymer-free, non-toxic formula Stops refrigerant leaks instantly OEM approved, tradesman trusted Rectorseal 45302 Freeze Leak Repair, 0.5 oz, Red **Brand:** rectorseal **Price:** FREE **Availability:** ❌ Out of Stock ## Summary > ❄️ Seal the deal before the leak steals your cool! ## Quick Answers - **What is this?** Rectorseal 45302 Freeze Leak Repair, 0.5 oz, Red by rectorseal - **How much does it cost?** FREE with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/262696765-rectorseal-45302-freeze-leak-repair-0-5-oz-red) ## Best For - rectorseal enthusiasts ## Why This Product - Trusted rectorseal brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Ready-to-use syringe:** Single-use, disposable applicator designed for quick, mess-free repairs - • **Revitalize your system:** Boost efficiency and extend the life of your AC and refrigeration units - • **Freeze leaks on contact:** Permanently seals micro leaks in HVAC/R systems for lasting performance - • **Trusted by professionals:** RectorSeal’s industry-leading quality ensures reliable results every time - • **Safe for all HVAC materials:** Non-flammable, polymer-free formula protects plastic and metal components ## Overview RectorSeal 45302 Freeze Leak Repair is a 1.5 oz, OEM-approved, polymer-free leak sealant designed for HVAC and refrigeration systems. This single-use, non-toxic syringe instantly stops refrigerant leaks, safely revitalizing air conditioning and refrigeration units in both residential and commercial settings. ## Description AC Leak Freeze is the ideal product for A/C unit repair and refrigeration repair. AC Leak Freeze will stop leaks of refrigerant gas in HVACR air conditioning and refrigeration systems in homes and commercial buildings. Single use, disposable AC leak freeze syringe; ready to use and safe for HVAC systems. OEM approved and easy to apply. AC leak freeze will stop leaks of refrigerant gas in HVACR air conditioning and refrigeration systems in homes and commercial buildings. AC leak freeze revitalizes AC and refrigeration systems by permanently sealing small, hard-to-find micro leaks. 1.5 oz leak freeze cartridge. Polymer free, non-flammable and non-toxic; OEM approved and safe for HVAC systems. FOR THE TRADESMAN: RectorSeal is recognized as a leading provider of quality solutions for the professional trades serving heating, ventilation, and air conditioning (HVAC/R), plumbing, electrical, and construction markets. Review: الإمارات العربية المتحدة - وصلت الحقنة فقط بدون أنبوب Review: Nothing like the pictures - Missing parts very small amount off liquid in the injection and very long shelf life before purchasing ## Features - APPLICATION: AC Leak Freeze is the ideal product for A/C unit repair and refrigeration repair; AC Leak Freeze will stop leaks of refrigerant gas in HVACR air conditioning and refrigeration systems in homes and commercial buildings - EASY TO APPLY: Single use, disposable AC leak freeze syring; ready to use and safe for HVAC systems; OEM approved and easy to apply - STOP LEAKS PERMANENTLY: AC leak freeze will stop leaks of refrigerant gas in HVACR air conditioning and refrigeration systems in homes and commercial buildings; AC leak freeze revitalizes AC and refrigeration systems by permanently sealing small, hard-to-find micro leaks - SPECIFICATIONS: 1.5 oz leak freeze cartridge; polymer free, non-flammable and non-toxic; OEM approved and safe for HVAC systems - FOR THE TRADESMAN: RectorSeal is recognized as a leading provider of quality solutions for the professional trades serving heating, ventilation, and air conditioning (HVAC/R), plumbing, electrical, and construction markets ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01BF7AQXC | | Brand | Rectorseal | | Brand Name | Rectorseal | | Color | Blue | | Compatible Material | Plastic | | Customer Reviews | 4.0 out of 5 stars 636 Reviews | | Global Trade Identification Number | 00021449453028 | | Included Components | AC Leak Freeze 1/4" Reusable Adapter | | Item Dimensions | 38 x 203 x 254 millimeters | | Item Form | Liquid | | Item Type Name | Leak Repair | | Item Weight | 0.01 Ounces | | Item dimensions L x W x H | 38 x 203 x 254 millimeters | | Item weight | 0.01 Ounces | | Manufacturer | The Rectorseal Corporation | | Material | Non-polymer formula safe for refrigeration system components & service & test equipment | | Material Type | Non-polymer formula safe for refrigeration system components & service & test equipment | | Model | 45302 | | Number of Items | 1 | | Number of Packs | 1 | | Part Number | 45302 | | Style | OEM approved & made in the USA | | Style Name | OEM approved & made in the USA | | Surface Recommendation | Metal/Plastic | | UPC | 021449453028 | | Unit Count | 1 Count | | Water Resistance Level | Water Resistant | | Water resistance level | Water Resistant | ## Product Details - **Brand:** Rectorseal - **Item dimensions L x W x H:** 38 x 203 x 254 millimeters - **Item weight:** 181 g - **Material:** Non-polymer formula safe for refrigeration system components & service & test equipment - **Style:** OEM approved & made in the USA ## Images ![Rectorseal 45302 Freeze Leak Repair, 0.5 oz, Red - Image 1](https://m.media-amazon.com/images/I/51oVjN1wotL.jpg) ![Rectorseal 45302 Freeze Leak Repair, 0.5 oz, Red - Image 2](https://m.media-amazon.com/images/I/71BjukrovgL.jpg) ![Rectorseal 45302 Freeze Leak Repair, 0.5 oz, Red - Image 3](https://m.media-amazon.com/images/I/51G4KEOo5-L.jpg) ![Rectorseal 45302 Freeze Leak Repair, 0.5 oz, Red - Image 4](https://m.media-amazon.com/images/I/51zvBR9UT4L.jpg) ## Available Options This product comes in different **Size** options. ## Questions & Answers **Q: Can this product be used on 2 1/2 to 5 ton a/c units?? for an r22** A: you can but it's only 1/2 ounce. it's for appliances.it is not enough for a full size unit you need to look for the 2.5 to 5 ton application it is about 5 Ounces. **Q: up to many tons?** A: I used it in a 4 ton central unit. Worked for a few months. **Q: Can this work on a 3 ton unit?** A: Yes, before you buy select the right product depend on the unit capacity and service valve size. (this product support 1 to 6 ton and 1/4" service valve). **Q: I used this product with great success several years ago. It seems the same system may have developed a secondary small leak. Can I apply it again?** A: I applied this product in July on a 4 ton heat pump unit and it’s still working. I don’t know if a second application would help check with the manufacture.. ## Customer Reviews ### ⭐ الإمارات العربية المتحدة *by H***A on 30 October 2021* وصلت الحقنة فقط بدون أنبوب ### ⭐⭐ Nothing like the pictures *by S***H on 8 October 2022* Missing parts very small amount off liquid in the injection and very long shelf life before purchasing ### ⭐⭐⭐⭐⭐ Use the true suction port *by B***S on 3 May 2025* WOW just WOW what a great product our coil had a leak called the AC ppl out they confirmed the leak and did add 5 pounds but told me the coil had to be replaced it's a 5 ton Goodman only 3 years old so still under warranty except labor and coolant he proceeds to quote me 1500 dollars and I said there is the door goodbye so I was desperate it's hot in Texas so my ADHD brain went hyper focused on how to fix it myself and found this product it's awesome I was able to get most of it in because unfortunately I didn't know a caulking gun isn't an option so I tried pushing it in by hand but it wasn't moving so I unscrewed it quite a few times then finally went got one of my caulking guns but it has a plastic body so it flexed too much then grabbed one of the all metal ones and like butter it went in so even with only 3/4 of it actually making it in our ac is colder than the day it was put in ## Frequently Bought Together - Rectorseal 45302 Freeze Leak Repair, 0.5 oz, Red - Supco BPV31 Bullet Piercing Valve, Silver - Lichamp A/C R134A Refrigerator Freon Recharge Kit with Bullet Piercing Valve, Piercing and Self-Sealing Can Tap 134A --- ## 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/262696765-rectorseal-45302-freeze-leak-repair-0-5-oz-red](https://www.desertcart.jp/products/262696765-rectorseal-45302-freeze-leak-repair-0-5-oz-red) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-11-13*