--- product_id: 387388854 title: "Rectorseal 45309 AC Freeze PRO Nano Mini-Split Leak Sealer, Blue" brand: "rectorseal" price: "€ 78.69" currency: EUR in_stock: true reviews_count: 5 category: "Rectorseal" url: https://www.desertcart.gr/products/387388854-rectorseal-45309-ac-freeze-pro-nano-mini-split-leak-sealer store_origin: GR region: Greece --- # Standard 1/4" adapter ready Nano-particle dual seal tech Permanent micro-leak sealing Rectorseal 45309 AC Freeze PRO Nano Mini-Split Leak Sealer, Blue **Brand:** rectorseal **Price:** € 78.69 **Availability:** ✅ In Stock ## Summary > ❄️ Seal the deal on leaks before your system feels the chill! ## Quick Answers - **What is this?** Rectorseal 45309 AC Freeze PRO Nano Mini-Split Leak Sealer, Blue by rectorseal - **How much does it cost?** € 78.69 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/387388854-rectorseal-45309-ac-freeze-pro-nano-mini-split-leak-sealer) ## 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 - • **Trusted by Pros:** RectorSeal’s industry-leading reputation makes this the go-to solution for HVAC professionals demanding reliable, long-lasting results. - • **Safe & Certified:** OEM approved, polymer-free, non-flammable, and non-toxic formula guarantees safety for both your system and the environment. - • **Revitalize & Save:** Permanently stops refrigerant leaks, extending the life of your AC and refrigeration units while boosting energy efficiency. - • **Nano-Powered Precision:** Advanced nano particles target and seal micro leaks invisible to the naked eye, ensuring your HVAC system runs flawlessly. - • **Plug & Play Compatibility:** Equipped with a universal 1/4" adapter, this sealant integrates seamlessly with professional HVAC tools for hassle-free application. ## Overview Rectorseal 45309 AC Freeze PRO Nano Mini-Split Leak Sealer uses cutting-edge nano particle technology to permanently seal refrigerant leaks in HVAC and refrigeration systems. Featuring a ready-to-use 1/4" adapter, it’s OEM approved, polymer-free, non-flammable, and safe for professional use. Ideal for both residential and commercial applications, this 0.5 oz blue cartridge revitalizes your system by targeting hard-to-find micro leaks, ensuring energy efficiency and system longevity. ## 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. Standard 1/4" AC leak freeze adapter; ready to use and safe for HVAC systems; OEM approved and professional install is recommended. 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. .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: Fuite de fréon - Légère fuite non visible après vérification par 2 entrepreneurs. Un entrepreneur m'a suggéré d'essayer ce produit, fantastique, la fuite a été colmatée avec le produit. Review: لاباس وضعت المحلول - محلول التهريب البسيط فقط ## Features - APPLICATION: AC leak freeze PRO refrigerant leak sealant with new leak seeking nano particles creates a stronger dual sealant; nano particles are non-polymer and non-reactive technology that fills cracks and imperfections in hvac coils - EASY APPLICATION: Standard 1/4" AC leak freeze adapter; ready to use and safe for HVAC systems; OEM approved and professional install is recommended - 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: .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 | B07W6R3S48 | | Best Sellers Rank | #10,159 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #61 in Hardware Sealers | | Brand | Rectorseal | | Brand Name | Rectorseal | | Color | Blue | | Compatible Material | Aluminum | | Country Of Origin | USA | | Customer Reviews | 4.0 out of 5 stars 367 Reviews | | Global Trade Identification Number | 00021449453097 | | Included Components | AC Leak Freeze PRO Nano Mini-Split | | Item Dimensions | 38 x 38 x 165 millimeters | | Item Form | Liquid | | Item Type Name | Leak Sealer | | Item Weight | 5 Ounces | | Item dimensions L x W x H | 38 x 38 x 165 millimeters | | Item weight | 5 Ounces | | Manufacturer | Rectorseal | | Material | Polymer | | Material Type | Polymer | | Model | 45309 | | Number of Items | 1 | | Number of Packs | 1 | | Part Number | 45309 | | Style | Safety | | Style Name | Safety | | Surface Recommendation | Copper | | UPC | 021449453097 | | 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 38 x 165 millimeters - **Item weight:** 5 Ounces - **Material:** Polymer - **Style:** Safety ## Images ![Rectorseal 45309 AC Freeze PRO Nano Mini-Split Leak Sealer, Blue - Image 1](https://m.media-amazon.com/images/I/91GFfIg6ISL.jpg) ![Rectorseal 45309 AC Freeze PRO Nano Mini-Split Leak Sealer, Blue - Image 2](https://m.media-amazon.com/images/I/812P9BAlK6L.jpg) ![Rectorseal 45309 AC Freeze PRO Nano Mini-Split Leak Sealer, Blue - Image 3](https://m.media-amazon.com/images/I/51cUVGM0cUL.jpg) ![Rectorseal 45309 AC Freeze PRO Nano Mini-Split Leak Sealer, Blue - Image 4](https://m.media-amazon.com/images/I/51yaabKLrOL.jpg) ![Rectorseal 45309 AC Freeze PRO Nano Mini-Split Leak Sealer, Blue - Image 5](https://m.media-amazon.com/images/I/814hDm8GnDL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Fuite de fréon *by L***R on 10 August 2021* Légère fuite non visible après vérification par 2 entrepreneurs. Un entrepreneur m'a suggéré d'essayer ce produit, fantastique, la fuite a été colmatée avec le produit. ### ⭐⭐⭐⭐⭐ لاباس وضعت المحلول *by R***E on 26 December 2023* محلول التهريب البسيط فقط ### ⭐⭐⭐⭐⭐ Fuite de thermopompe? *by R***U on 11 October 2024* Fait ce qu'on lui demande : boucher des micro-fuites de gaz.... Il reste à savoir combien de temps ça va tenir! ## Frequently Bought Together - Rectorseal 45309 AC Freeze PRO Nano Mini-Split Leak Sealer, 5 oz, Blue - Rectorseal 45317 Leak Sealer, 1.5 oz, Green --- ## 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.gr/products/387388854-rectorseal-45309-ac-freeze-pro-nano-mini-split-leak-sealer](https://www.desertcart.gr/products/387388854-rectorseal-45309-ac-freeze-pro-nano-mini-split-leak-sealer) --- *Product available on Desertcart Greece* *Store origin: GR* *Last updated: 2026-08-26*