--- product_id: 584114332 title: "PATIKIL HVAC Duct Manual Volume Backdraft Damper, 4 Inch, Airflow Ducting Branch Vent Damper Air Control Valve, Adjustment Handle Stainless Steel, for HVAC" brand: "patikil" price: "¥8582" currency: JPY in_stock: true url: https://www.desertcart.jp/products/584114332-patikil-hvac-duct-manual-volume-backdraft-damper-4-inch-airflow store_origin: JP region: Japan --- # Manual multi-angle airflow control 4-inch slip fit size Silicone edge seal for airtightness PATIKIL HVAC Duct Manual Volume Backdraft Damper, 4 Inch, Airflow Ducting Branch Vent Damper Air Control Valve, Adjustment Handle Stainless Steel, for HVAC **Brand:** patikil **Price:** ¥8582 **Availability:** ✅ In Stock ## Summary > 🌬️ Take control of your air — because comfort is a power move. ## Quick Answers - **What is this?** PATIKIL HVAC Duct Manual Volume Backdraft Damper, 4 Inch, Airflow Ducting Branch Vent Damper Air Control Valve, Adjustment Handle Stainless Steel, for HVAC by patikil - **How much does it cost?** ¥8582 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/584114332-patikil-hvac-duct-manual-volume-backdraft-damper-4-inch-airflow) ## Best For - patikil enthusiasts ## Why This Product - Trusted patikil brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Stainless steel body and aluminum flap ensure durability that stands the test of time. - • **Effortless Installation:** Slide-in design with pipe clamp compatibility saves you time and hassle. - • **Energy Efficiency Booster:** Optimize HVAC airflow to reduce waste and lower your energy bills. - • **Precision Airflow Control:** Adjust your environment with a smooth manual handle for perfect comfort and energy savings. - • **Silent & Airtight Operation:** Innovative silicone sealing prevents leaks and guarantees whisper-quiet performance. ## Overview The PATIKIL HVAC Duct Manual Volume Backdraft Damper is a robust 4-inch slip-fit valve crafted from stainless steel and aluminum for long-lasting durability. Featuring a manual handle for precise multi-angle airflow adjustment, it includes a silicone edge seal to ensure airtight, silent operation. Easy to install and designed to optimize HVAC system efficiency, this damper helps you control room temperature, prevent backdrafts, and reduce energy waste. ## Description PATIKIL HVAC Duct Manual Volume Backdraft Damper, 4 Inch, Airflow Ducting Branch Vent Damper Air Control Valve, Adjustment Handle Stainless Steel, for HVAC ## Features - Durable Material: The body is made from stainless steel material and the flap blade is made from aluminum, durable material for long-lasting performance. Constructed with sturdy components to ensure reliability. (Size: Port Outer Diameter: 100mm / 4 inch; Length:160mm / 6.3 inch) - Manual Airflow Adjustment: Enjoy a comfortable environment with our damper sleeve, designed to use the manual handle on the valve to adjust the air volume from multiple angles. This is helpful to control room temperature and stop the backdraft. It is also important to know that the damper sleeve should be installed in places where you can easily control the handle. - Edge Silicone Sealing: Our damper sleeve features a rubber seal ring inside, providing good air tightness and it can prevent the air duct valve from leaking when it is closed. Also, this innovative design ensures smooth and silent operation when the flap board opens or closes. - Easy to install: Simply slide it directly into your ventilation pipe, and then use the pipe clamp and tape for a secure fit. Save time and effort with our design that allows for quick and straightforward installation. - Applications: The manual volume damper is used for air volume regulation in an air ventilation system, and it is widely used in the HVAC industry. With that installed in your HVAC systems, you can easily control the airflow rate or close off an air duct if needed, to some extent, it will increase the energy efficiency of your system. ## Technical Specifications | Specification | Value | |---------------|-------| | Material | Aluminum, Rubber, Stainless Steel | | Brand | PATIKIL | | Item dimensions L x W x H | 9.76 x 6.3 x 4.33 inches | | Exterior Finish | Stainless Steel | | Inlet Connection Size | 4 Inches | | Inlet Connection Type | Slip Fit | | Outlet Connection Type | Slip Fit | | Number of Ports | 2 | | Outlet Connection Size | 4 Inches | | Manufacturer | PATIKIL | | Part Number | pta230915tt000888 | | Item Weight | 1.21 pounds | | Product Dimensions | 9.76 x 6.3 x 4.33 inches | | Item model number | pta230915tt000888 | | Size | 4 Inch | | Color | Silver | | Item Package Quantity | 1 | | Handle Material | Galvanized Iron, Aluminum, EPDM Rubber | | Batteries Included? | No | | Batteries Required? | No | ## Product Details - **Material:** Aluminum, Rubber, Stainless Steel - **Brand:** PATIKIL - **Item dimensions L x W x H:** 9.76 x 6.3 x 4.33 inches - **Exterior Finish:** Stainless Steel - **Inlet Connection Size:** 4 Inches - **Inlet Connection Type:** Slip Fit - **Outlet Connection Type:** Slip Fit - **Number of Ports:** 2 - **Outlet Connection Size:** 4 Inches - **Manufacturer:** PATIKIL ## Images ![PATIKIL HVAC Duct Manual Volume Backdraft Damper, 4 Inch, Airflow Ducting Branch Vent Damper Air Control Valve, Adjustment Handle Stainless Steel, for HVAC - Image 1](https://m.media-amazon.com/images/I/61+p8Wi94lL.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - PATIKIL HVAC Duct Manual Volume Backdraft Damper, 4 Inch, Airflow Ducting Branch Vent Damper Air Control Valve, Adjustment Handle Stainless Steel, for HVAC - EesTeck 4" (Diameter) Adjustable 304 Stainless Steel Duct Clamps Hose Clamp Pipe Clamp Air Ducting Clamp worm drive hose clamps (4Pcs, 91mm-114mm) - AC Infinity Flexible 4-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.jp/products/584114332-patikil-hvac-duct-manual-volume-backdraft-damper-4-inch-airflow](https://www.desertcart.jp/products/584114332-patikil-hvac-duct-manual-volume-backdraft-damper-4-inch-airflow) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-07-07*