--- product_id: 559089731 title: "Noise Reduction Clamp 4-Inch, Duct Coupler with Stainless Steel Clamps, Flexible Rubber Coupling for Inline Fans and Carbon Filters in Growing and HVAC" brand: "ac infinity" price: "40053CFA" currency: XOF in_stock: true reviews_count: 5 category: "Ac Infinity" url: https://www.desertcart.sn/products/559089731-noise-reduction-clamp-4-inch-duct-coupler-with-stainless-steel store_origin: SN region: Senegal --- # Noise reduction via sound absorption Adjustable stainless steel clamps 4-inch universal fit Noise Reduction Clamp 4-Inch, Duct Coupler with Stainless Steel Clamps, Flexible Rubber Coupling for Inline Fans and Carbon Filters in Growing and HVAC **Brand:** ac infinity **Price:** 40053CFA **Availability:** ✅ In Stock ## Summary > 🔇 Lock in silence, seal in performance. ## Quick Answers - **What is this?** Noise Reduction Clamp 4-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?** 40053CFA with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/559089731-noise-reduction-clamp-4-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 - • **Airtight Security:** Worm drive stainless steel clamps lock in place, eliminating air leaks and boosting efficiency. - • **Seamless 4-Inch Fit:** Perfectly pairs with inline fans & carbon filters for hassle-free installation. - • **Matte Black Minimalism:** Sleek, professional finish that blends effortlessly into any HVAC or grow room setup. - • **Silent Operation Boost:** Absorbs fan vibrations and airflow noise to create a whisper-quiet environment. - • **Industrial-Grade Durability:** Heavy-duty nitrile rubber ensures long-lasting, flexible performance under pressure. ## Overview The Noise Reduction Clamp 4-Inch by AC Infinity is a matte black nitrile rubber duct coupler designed for secure, airtight connections in HVAC and grow room systems. Featuring adjustable stainless steel worm drive clamps, it prevents air leaks while absorbing noise and vibrations for a quieter, more efficient airflow experience. ## 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: Sehr gut - Funktioniert. Review: Awesome product - i love this brand, you never go wrong with them, good quality products and always listening to their customers ## 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. - 4 inch coupler fits inline fans and carbon filters with solid duct ports in growing and HVAC settings. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0B6JPT3BB | | Best Sellers Rank | #284,411 in Home Improvement ( See Top 100 in Home Improvement ) #5,479 in Pipe Fittings & Accessories | | Brand | AC Infinity | | Brand Name | AC Infinity | | Colour | Matte Black | | Customer Reviews | 4.8 out of 5 stars 306 Reviews | | Manufacturer | AC Infinity | | Material | Nitrile Rubber | | Material Type | Nitrile Rubber | | Number of Packs | 1 | | Style | Industrial | | Style Name | Industrial | | UPC | 819137023529 | | Unit Count | 1.0 Count | ## Product Details - **Brand:** AC Infinity - **Color:** Matte Black - **Manufacturer:** AC Infinity - **Material:** Nitrile Rubber - **Style:** Industrial - **UPC:** 819137023529 ## Images ![Noise Reduction Clamp 4-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/51V8l10uctL.jpg) ![Noise Reduction Clamp 4-Inch, Duct Coupler with Stainless Steel Clamps, Flexible Rubber Coupling for Inline Fans and Carbon Filters in Growing and HVAC - Image 2](https://m.media-amazon.com/images/I/71fzSZUHiKL.jpg) ![Noise Reduction Clamp 4-Inch, Duct Coupler with Stainless Steel Clamps, Flexible Rubber Coupling for Inline Fans and Carbon Filters in Growing and HVAC - Image 3](https://m.media-amazon.com/images/I/61j3MafabLL.jpg) ![Noise Reduction Clamp 4-Inch, Duct Coupler with Stainless Steel Clamps, Flexible Rubber Coupling for Inline Fans and Carbon Filters in Growing and HVAC - Image 4](https://m.media-amazon.com/images/I/61KjIA7mtfL.jpg) ![Noise Reduction Clamp 4-Inch, Duct Coupler with Stainless Steel Clamps, Flexible Rubber Coupling for Inline Fans and Carbon Filters in Growing and HVAC - Image 5](https://m.media-amazon.com/images/I/61fOn5nHDhL.jpg) ## 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 ### ⭐⭐⭐⭐⭐ Sehr gut *by D***. on 15 May 2026* Funktioniert. ### ⭐⭐⭐⭐⭐ Awesome product *by S***. on 27 November 2024* i love this brand, you never go wrong with them, good quality products and always listening to their customers ### ⭐⭐⭐⭐⭐ Cumple con su función *by J***É on 21 October 2022* Sin ruido del filtro al extractor ## Frequently Bought Together - AC Infinity Noise Reduction Clamp 4-Inch, Duct Coupler with Stainless Steel Clamps, Flexible Rubber Coupling for Inline Fans and Carbon Filters in Growing and HVAC - AC Infinity Flexible 4-Inch Aluminum Ducting, Heavy-Duty Four-Layer Protection, 8-Feet Long for Heating Cooling Ventilation and Exhaust - AC Infinity Air Carbon Filter 4" with Premium Australian Virgin Charcoal, for Inline Duct Fan, Odor Control, Hydroponics, Grow Rooms --- ## 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.sn/products/559089731-noise-reduction-clamp-4-inch-duct-coupler-with-stainless-steel](https://www.desertcart.sn/products/559089731-noise-reduction-clamp-4-inch-duct-coupler-with-stainless-steel) --- *Product available on Desertcart Senegal* *Store origin: SN* *Last updated: 2026-07-12*