--- product_id: 36499957 title: "Red Devil 089650 Extreme Temperature HVAC/R Silicone Sealant, 280 ml, Aluminum, 1 Pack, Made in USA" brand: "red devil" price: "66.33 DT" currency: TND in_stock: true category: "Red Devil" url: https://www.desertcart.tn/products/36499957-red-devil-089650-extreme-temperature-hvac-r-silicone-sealant-280 store_origin: TN region: Tunisia --- # Temp range -60°F to 400°F Adheres to 7+ surfaces Permanent flexibility, no cracking Red Devil 089650 Extreme Temperature HVAC/R Silicone Sealant, 280 ml, Aluminum, 1 Pack, Made in USA **Brand:** red devil **Price:** 66.33 DT **Availability:** ✅ In Stock ## Summary > 🛠️ Seal the deal with Red Devil – where extreme temps meet unbreakable bonds! ## Quick Answers - **What is this?** Red Devil 089650 Extreme Temperature HVAC/R Silicone Sealant, 280 ml, Aluminum, 1 Pack, Made in USA by red devil - **How much does it cost?** 66.33 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/36499957-red-devil-089650-extreme-temperature-hvac-r-silicone-sealant-280) ## Best For - red devil enthusiasts ## Why This Product - Trusted red devil brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Durability That Lasts:** Engineered to never crack, peel, or shrink—your seal’s forever armor. - • **Multi-Surface Mastery:** Bonds seamlessly to metal, aluminum, glass, vinyl, and more—versatility that sticks. - • **Made in the USA Quality:** Crafted domestically with premium materials for trusted performance. - • **Weatherproof Confidence:** Creates a waterproof, weather-resistant barrier that flexes with the elements. - • **Extreme Temperature Resilience:** Withstands brutal temps from -60°F to 400°F for HVAC/R reliability. ## Overview Red Devil 089650 Extreme Temperature HVAC/R Silicone Sealant is a high-performance, weather-resistant sealant designed specifically for HVAC and refrigeration applications. It offers exceptional adhesion to multiple surfaces including metal, aluminum, and glass, and remains flexible and durable across a wide temperature range from -60°F to 400°F. Made in the USA, this 280 ml aluminum-colored sealant ensures a long-lasting, waterproof seal that resists cracking, peeling, and shrinking, making it the go-to choice for professionals seeking reliable, extreme-condition sealing solutions. ## Description Red Devil Extreme Temperature HVAC/R Silicone Sealant is a superior quality sealant made especially for HVAC/R applications. It provides long-lasting weather-resistant seals and offers excellent adhesion, flexibility and durability. It adheres to metal and other building materials and remains flexible from -60°F to 400°F. Use on Air Conditioners, Ducts, Furnaces, Refrigerators, Vents, Pipes, Window and Door Frames, Skylights, Gutters, Aluminum Siding, Trim & Gutters. ## Features - SPECIFICALLY DESIGNED FOR HVAC / R APPLICATIONS: Weather resistant temperature range of -60 degrees Fahrenheit to 400 degrees Fahrenheit make this Extreme Temperature Sealant ideal for HVAC/R uses - EXCELLENT ADHESION TO MANY SURFACES: Adheres to Metal, Aluminum, Concrete, Glass, Fiberglass, Vinyl, and Plastic and offers long-lasting flexibility and durability with a weather-resistant seal. Made in the USA - WILL NOT CRACK, SHRINK OR PEEL: With its Permanent Flexibility design, the multi-purpose sealant will withstand the elements and won’t crack, peel or shrink for a dependable seal that lasts for years - FORM A WEATHER-RESISTANT SEAL: Depend on Red Devil’s Extreme Temperature Sealant for your HVAC/R; the sealant remains flexible with impressive adhesion and provides a weather-resistant seal that is heat and cold resistant when applied correctly - FOR BEST RESULTS: Before applying the sealant, remove any old caulk, debris, or other residues that might interfere with adhesion and make sure the sealant is used on clean, dry surfaces for best results ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B011JJ89OY | | Best Sellers Rank | #8,349 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #1 in High Temperature Caulk #70 in Industrial Sealants | | Brand Name | Red Devil | | Color | Aluminum | | Customer Reviews | 4.6 4.6 out of 5 stars (768) | | Global Trade Identification Number | 00075339089651 | | Item Form | Paste | | Item Type Name | Extreme Temperature HVAC/R Silicone Sealant | | Item Weight | 11.52 ounces | | Liquid Volume | 280 | | Manufacturer | Red Devil | | Material Type | Rubber | | Model | 089650 | | Number of Items | 1 | | Number of Packs | 1 | | Part Number | 089650 | | Surface Recommendation | Tile | | Tensile Strength | 500 psi | | UPC | 075339089651 | | Unit Count | 1 Count | | Water Resistance Level | Waterproof | ## Product Details - **Brand:** Red Devil - **Color:** Aluminum - **Item Form:** Paste - **Item Weight:** 11.52 ounces - **Liquid Volume:** 280 ## Images ![Red Devil 089650 Extreme Temperature HVAC/R Silicone Sealant, 280 ml, Aluminum, 1 Pack, Made in USA - Image 1](https://m.media-amazon.com/images/I/61vbTHs7iLL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Questions & Answers **Q: Can this be used to seal cracks in existing cement between Boiler and Chimney?** A: Hi, you most certainly can. If you need something with a higher heat rating and the red color isn't an issue, we also make a Hi Heat Red Silicone that is good to 600 degrees. I have posted that link for you below. Thanks! https://www.amazon.com/Red-Devil-08090I-Resistant-Silicone/dp/B009EC5ELK/ref=sr_1_1?keywords=RED+DEVIL+08090I&qid=1579040983&sr=8-1 **Q: Can i use this to seal on the wall around the dryer vent hose is?** A: Yes, no problem, just be aware the item is not paintable. Thanks! **Q: Is this 100% silicone?** A: It doesn’t say so on the tube but I believe that it is 100% silicone. I used it to caulk around a new fireplace chimney cap due to the high heat from the fireplace smoke when it’s burning. It should be great since it’s exposed outdoors year round **Q: I will not be using this in automotive environment but rather in a diy project. sealing the edges of a metal box with antifreeze to leak proof work?** A: Hi, yes, it will then work, I just wanted to make sure it was not being used in a car engine. Thanks! ## Frequently Bought Together - Red Devil 089650 Extreme Temperature HVAC/R Silicone Sealant, Long-Lasting Weather-Resistant Adhesive, 280 ml, Aluminum, 1-Pack - ETERART Aluminum Foil Duct Tape Heavy Duty,High Temperature Sealing and Patching,Perfect for HVAC,Air Ducts,Metal Repair,Foamboard,Insulation,Dryer Vent and More,2 Inches x 20 Yards,Silver - 3M High Temperature Flue Tape, High Heat Sealing Tape up to 600 degrees, 1.5' in x 15" ft Roll, Stops leaks from hot air ducts, Made in the USA, Silver (2113NA) --- ## 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.tn/products/36499957-red-devil-089650-extreme-temperature-hvac-r-silicone-sealant-280](https://www.desertcart.tn/products/36499957-red-devil-089650-extreme-temperature-hvac-r-silicone-sealant-280) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-09-29*