---
product_id: 539883844
title: "Handua Fits 12 Inch Neck Air Duct | Steel Butterfly Damper | for Round Ceiling Air Supply Diffuser with Plastic Key-Handle | Black | Outer Dimension: 13-1/2\""
brand: "handua"
price: "564 kr"
currency: DKK
in_stock: true
url: https://www.desertcart.dk/products/539883844-handua-fits-12-inch-neck-air-duct-steel-butterfly-damper
store_origin: DK
region: Denmark
---

# Easy Installation 12" Neck Size Efficient Airflow Control Handua Fits 12 Inch Neck Air Duct | Steel Butterfly Damper | for Round Ceiling Air Supply Diffuser with Plastic Key-Handle | Black | Outer Dimension: 13-1/2"

**Brand:** handua
**Price:** 564 kr
**Availability:** ✅ In Stock

## Summary

> Breathe Easy, Live Better! 🌟

## Quick Answers

- **What is this?** Handua Fits 12 Inch Neck Air Duct | Steel Butterfly Damper | for Round Ceiling Air Supply Diffuser with Plastic Key-Handle | Black | Outer Dimension: 13-1/2" by handua
- **How much does it cost?** 564 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.dk](https://www.desertcart.dk/products/539883844-handua-fits-12-inch-neck-air-duct-steel-butterfly-damper)

## Best For

- handua enthusiasts

## Why This Product

- Trusted handua brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Versatile Use:** Perfect for both residential and commercial applications.
- • **Customizable Airflow:** Tailor your ventilation for optimal comfort in your space.
- • **Effortless Installation:** Quick setup with included screws for a hassle-free experience.
- • **Whisper-Quiet Operation:** Enjoy a serene environment with smooth airflow adjustments.
- • **Durable Steel Construction:** Built to withstand the test of time, ensuring reliability in any setting.

## Overview

The Handua Fits 12 Inch Neck Air Duct is a robust steel butterfly damper designed for round ceiling air supply diffusers. With a removable adjustment handle for precise airflow control, it ensures efficient ventilation while maintaining a quiet operation. Easy to install and built to last, this damper is ideal for enhancing indoor air quality in both homes and offices.

## Description

Handua Fits 12 Inch Neck Air Duct | Steel Butterfly Damper | for Round Ceiling Air Supply Diffuser with Plastic Key-Handle | Black | Outer Dimension: 13-1/2"

## Features

- SIZE OPTION - Handua 12 inch damper for ceiling application. This ceiling damper controls air flow for 12" [Neck Size] round ceiling diffuser. Removable adjustment handle for air flow control.
- DURABLE CONSTRUCTION - Crafted from high-quality steel with durable powder paint coated, our ceiling air supply diffuser damper is built to last. Its sturdy construction ensures long-term durability, making it a reliable choice for both residential and commercial applications.
- EFFICIENT AIRFLOW CONTROL - Our air diffuser butterfly damper provides precise and efficient airflow control, allowing you to customize the ventilation in your space with ease. Achieve optimal comfort by regulating the airflow according to your preferences.
- QUIET AND SMOOTH OPERATION -With our air vent damper, experience whisper-quiet operation and smooth airflow adjustments with our advanced damper design. Enjoy a peaceful environment while effectively managing the airflow in your home or office, enhancing overall indoor air quality with this round ceiling damper.
- EASY INSTALLATION - Effortless installation is facilitated by the inclusion of three screws, making the process quick and hassle-free. Small screw holes for attaching damper to the diffuser, large screw holes for mounting the damper to the duct opening.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Handua |
| Item Weight | 771 g |
| Package Dimensions | 36.19 x 35.89 x 5.89 cm; 771 g |
| Item model number | DAMP-12 |
| Size | 12 Inch |
| Color | Black |
| Material | Steel |
| Item Package Quantity | 1 |
| Batteries Included? | No |
| Batteries Required? | No |

## Images

![Handua Fits 12 Inch Neck Air Duct | Steel Butterfly Damper | for Round Ceiling Air Supply Diffuser with Plastic Key-Handle | Black | Outer Dimension: 13-1/2" - Image 1](https://m.media-amazon.com/images/I/81CwBC63HuL.jpg)
![Handua Fits 12 Inch Neck Air Duct | Steel Butterfly Damper | for Round Ceiling Air Supply Diffuser with Plastic Key-Handle | Black | Outer Dimension: 13-1/2" - Image 2](https://m.media-amazon.com/images/I/71cXCdUnW1L.jpg)
![Handua Fits 12 Inch Neck Air Duct | Steel Butterfly Damper | for Round Ceiling Air Supply Diffuser with Plastic Key-Handle | Black | Outer Dimension: 13-1/2" - Image 3](https://m.media-amazon.com/images/I/71nW0uIcNnL.jpg)
![Handua Fits 12 Inch Neck Air Duct | Steel Butterfly Damper | for Round Ceiling Air Supply Diffuser with Plastic Key-Handle | Black | Outer Dimension: 13-1/2" - Image 4](https://m.media-amazon.com/images/I/611kYKqgFoL.jpg)
![Handua Fits 12 Inch Neck Air Duct | Steel Butterfly Damper | for Round Ceiling Air Supply Diffuser with Plastic Key-Handle | Black | Outer Dimension: 13-1/2" - Image 5](https://m.media-amazon.com/images/I/61J7WqMvgML.jpg)

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**Shop now:** [https://www.desertcart.dk/products/539883844-handua-fits-12-inch-neck-air-duct-steel-butterfly-damper](https://www.desertcart.dk/products/539883844-handua-fits-12-inch-neck-air-duct-steel-butterfly-damper)

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*Product available on Desertcart Denmark*
*Store origin: DK*
*Last updated: 2026-01-25*