--- product_id: 455468139 title: "Noise Reduction Clamp 6-Inch, Duct Coupler with Stainless Steel Clamps, Flexible Rubber Coupling for Inline Fans and Carbon Filters in Growing and HVAC" brand: "ac infinity" price: "2190438₫" currency: VND in_stock: true reviews_count: 5 category: "Ac Infinity" url: https://www.desertcart.vn/products/455468139-noise-reduction-clamp-6-inch-duct-coupler-with-stainless-steel store_origin: VN region: Vietnam --- # Noise reduction up to 30%+ Adjustable stainless steel clamps 6-inch flexible rubber coupling Noise Reduction Clamp 6-Inch, Duct Coupler with Stainless Steel Clamps, Flexible Rubber Coupling for Inline Fans and Carbon Filters in Growing and HVAC **Brand:** ac infinity **Price:** 2190438₫ **Availability:** ✅ In Stock ## Summary > 🔇 Silence your system, amplify your focus. ## Quick Answers - **What is this?** Noise Reduction Clamp 6-Inch, Duct Coupler with Stainless Steel Clamps, Flexible Rubber Coupling for Inline Fans and Carbon Filters in Growing and HVAC by ac infinity - **How much does it cost?** 2190438₫ with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/455468139-noise-reduction-clamp-6-inch-duct-coupler-with-stainless-steel) ## Best For - ac infinity enthusiasts ## Why This Product - Trusted ac infinity brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Durable & Flexible:** Heavy-duty matte black rubber withstands wear without cracking or deforming. - • **Tool-Free Installation:** Slip-on design with worm drive locks for effortless, secure fitting in minutes. - • **Universal Compatibility:** Perfectly fits 6-inch inline fans, carbon filters, and duct ports in grow rooms and HVAC systems. - • **Airtight Seal Guaranteed:** Flexible nitrile butadiene rubber prevents air leaks and boosts HVAC efficiency. - • **Whisper-Quiet Performance:** Absorbs fan vibrations and airflow noise for a peaceful environment. ## Overview The AC Infinity Noise Reduction Clamp is a 6-inch flexible rubber duct coupler featuring heavy-duty nitrile butadiene construction and adjustable stainless steel worm-drive clamps. Designed to create an airtight seal, it significantly reduces fan and airflow noise by absorbing vibrations, making it ideal for HVAC and grow room applications. Easy to install without tools, it ensures a durable, secure fit that enhances system efficiency and quiets your environment. ## Description Product DescriptionA rubber clamp designed to connect duct ports with a secure and airtight grip to prevent any loss of airflow. The nitrile butadiene rubber structure fits smoothly over ports and piping thanks to its flexible and adaptable build. The heavy-duty rubber construction also suppresses noise and vibrations by absorbing sound waves, creating a quieter growing or HVAC environment. To ensure an even tighter connection, you can adjust the stainless-steel fasteners with worm drive locks, which are built into ribbed grooves along the rubber clamp to lock it in place. When using flexible couplings to attach ducted components, this rubber coupler guarantees an effortless installation and long-lasting fit.ApplicationsThis matte black coupler fits securely over ducting and piping components. Its durable rubber design prevents air leaks and reduces noise in grow rooms, grow tents, and HVAC settings. This simple and effective clamp provides the perfect support for ducting, carbon filters, inline fans, mounting grilles, dampers, and more. Review: Die AC Infinity Geräusch‑Unterdrückungs‑Manschette hat mich wirklich überzeugt! Sie ist hochwertig verarbeitet, sitzt perfekt um Rohrverbindungen und reduziert spürbar die Lüfter‑ und Strömungsgeräusche meines Systems. Die Materialien fühlen sich robust an und wirken langlebig — kein dünner, billiger Stoff, sondern ein stabiler Schalldämpfer, der durchdacht konstruiert ist. Was mir besonders gefällt: Effektive Geräuschreduzierung: Geräusche, die sonst unangenehm auffallen, werden merklich gedämpft — gerade bei höheren Lüfterstufen ein spürbarer Unterschied. Hochwertige Verarbeitung: Die Manschette besteht aus strapazierfähigen, isolierenden Materialien, die sich auch bei häufiger Nutzung nicht verfärben oder ausleiern. Flexible Passform: Sie lässt sich einfach über Lüftungsrohre oder Ventilator‑Anschlüsse ziehen und sitzt sicher, ohne zu verrutschen. Leicht zu installieren: Kein Werkzeug nötig — innerhalb weniger Minuten sitzt alles perfekt. Ich nutze die Manschette in Verbindung mit meinem Lüftungssystem und merke sofort, wie ruhiger es geworden ist. Besonders beim Betrieb in Wohn‑ oder Arbeitsräumen macht sich die leisere Umgebung positiv bemerkbar. Insgesamt ein sehr durchdachtes Produkt, das Haltbarkeit, Funktion und Komfort vereint. Klare 5 von 5 Sternen und absolute Empfehlung! Review: At first glance this may seem expensive. I bought two to mount my inline duct fan - same brand S6. These made the install simple as they slip along the duct allowing the fan to be inserted in the gap. Then they both slide back to engage with the fan before tightening the supplied clamps. The fan didn’t require any other support or fixings and the rubber deadens any vibration. There was no noise from this installation other than air movement based on how much air was moved. See my review of the S6 fan which is excellent. Final thought - the presentation in terms of the packaging was excellent. ## Features - Rubber pipe coupling designed to securely pair ducted components together while preventing air leaks. - Matte black rubber construction is flexible, heavy-duty, and can easily fit over duct ports and piping. - Minimizes noise by absorbing sound waves from fan vibrations and airflow traveling through ductwork. - Creates an airtight seal and hold using adjustable stainless steel hose clamps with worm drive locks. - 6 inch coupler fits inline fans and carbon filters with solid duct ports in growing and HVAC settings. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0B6KHN3JV | | ASIN | B0B6KHN3JV | | Best Sellers Rank | #18,203 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #16 in Heating & Cooling Ducting Products | | Brand Name | AC Infinity | | Customer Reviews | 4.8 4.8 out of 5 stars (949) | | Customer reviews | 4.8 4.8 out of 5 stars (949) | | Date First Available | 26 July 2022 | | Manufacturer | AC Infinity | | Manufacturer | AC Infinity | | Material Type | Rubber, Stainless Steel | | Package Dimensions | 25.2 x 19.5 x 7.5 cm; 310 g | | Size | 6inch | | UPC | 819137023536 | | Unit Count | 1 Count | ## Product Details - **Brand:** AC Infinity - **Colour:** Black - **Material:** Rubber, Stainless Steel - **Style:** duct clamp - **UPC:** 819137023536 ## Images ![Noise Reduction Clamp 6-Inch, Duct Coupler with Stainless Steel Clamps, Flexible Rubber Coupling for Inline Fans and Carbon Filters in Growing and HVAC - Image 1](https://m.media-amazon.com/images/I/61hy2l+91kL.jpg) ## Available Options This product comes in different **Size** options. ## Questions & Answers **Q: I see the inside diameter, but what is the width?** A: About 3” **Q: what is ID and OD?** A: Inner dimension & Outter dimension **Q: Do they make them for 10 inch fans?** A: Yes they do, Cloudline T10 ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by R***R on 1 January 2026* Die AC Infinity Geräusch‑Unterdrückungs‑Manschette hat mich wirklich überzeugt! Sie ist hochwertig verarbeitet, sitzt perfekt um Rohrverbindungen und reduziert spürbar die Lüfter‑ und Strömungsgeräusche meines Systems. Die Materialien fühlen sich robust an und wirken langlebig — kein dünner, billiger Stoff, sondern ein stabiler Schalldämpfer, der durchdacht konstruiert ist. Was mir besonders gefällt: Effektive Geräuschreduzierung: Geräusche, die sonst unangenehm auffallen, werden merklich gedämpft — gerade bei höheren Lüfterstufen ein spürbarer Unterschied. Hochwertige Verarbeitung: Die Manschette besteht aus strapazierfähigen, isolierenden Materialien, die sich auch bei häufiger Nutzung nicht verfärben oder ausleiern. Flexible Passform: Sie lässt sich einfach über Lüftungsrohre oder Ventilator‑Anschlüsse ziehen und sitzt sicher, ohne zu verrutschen. Leicht zu installieren: Kein Werkzeug nötig — innerhalb weniger Minuten sitzt alles perfekt. Ich nutze die Manschette in Verbindung mit meinem Lüftungssystem und merke sofort, wie ruhiger es geworden ist. Besonders beim Betrieb in Wohn‑ oder Arbeitsräumen macht sich die leisere Umgebung positiv bemerkbar. Insgesamt ein sehr durchdachtes Produkt, das Haltbarkeit, Funktion und Komfort vereint. Klare 5 von 5 Sternen und absolute Empfehlung! ### ⭐⭐⭐⭐⭐ Review *by G***D on 26 July 2025* At first glance this may seem expensive. I bought two to mount my inline duct fan - same brand S6. These made the install simple as they slip along the duct allowing the fan to be inserted in the gap. Then they both slide back to engage with the fan before tightening the supplied clamps. The fan didn’t require any other support or fixings and the rubber deadens any vibration. There was no noise from this installation other than air movement based on how much air was moved. See my review of the S6 fan which is excellent. Final thought - the presentation in terms of the packaging was excellent. ### ⭐⭐⭐⭐⭐ Review *by J***É on 21 October 2022* Sin ruido del filtro al extractor ## Frequently Bought Together - AC Infinity Noise Reduction Clamp 6-Inch, Duct Coupler with Stainless Steel Clamps, Flexible Rubber Coupling for Inline Fans and Carbon Filters in Growing and HVAC - AC Infinity CLOUDLINE PRO S6, Quiet 6” Inline Duct Fan with Speed Controller - EC Motor Ventilation Exhaust Fan for Heating Cooling Booster, Grow Tents, Hydroponics - AC Infinity Flexible 6-Inch Aluminum Ducting, Heavy-Duty Four-Layer Protection, 25-Feet Long for Heating Cooling Ventilation and Exhaust --- ## 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.vn/products/455468139-noise-reduction-clamp-6-inch-duct-coupler-with-stainless-steel](https://www.desertcart.vn/products/455468139-noise-reduction-clamp-6-inch-duct-coupler-with-stainless-steel) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-04-26*