---
product_id: 671793251
title: "20\" x 4\" (Duct Opening) Register Vent Cover – Adjustable Single Deflection Aluminum HVAC Grille for Heater, Decorative Ceiling Wall Air Supply Multi-Shutter Damper – Durable & Rustproof ACLAMINAIRE"
brand: "laminaire"
price: "483 Lei"
currency: RON
in_stock: true
reviews_count: 11
category: "Laminaire"
url: https://www.desertcart.ro/products/671793251-20-x-4-duct-opening-register-vent-cover-adjustable-single
store_origin: RO
region: Romania
---

# Fits 20" x 4" duct openings precisely Adjustable multi-shutter airflow damper Premium rustproof extruded aluminum 20" x 4" (Duct Opening) Register Vent Cover – Adjustable Single Deflection Aluminum HVAC Grille for Heater, Decorative Ceiling Wall Air Supply Multi-Shutter Damper – Durable & Rustproof ACLAMINAIRE

**Brand:** laminaire
**Price:** 483 Lei
**Availability:** ✅ In Stock

## Summary

> 🌬️ Upgrade your airflow game with style and precision!

## Quick Answers

- **What is this?** 20" x 4" (Duct Opening) Register Vent Cover – Adjustable Single Deflection Aluminum HVAC Grille for Heater, Decorative Ceiling Wall Air Supply Multi-Shutter Damper – Durable & Rustproof ACLAMINAIRE by laminaire
- **How much does it cost?** 483 Lei with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/671793251-20-x-4-duct-opening-register-vent-cover-adjustable-single)

## Best For

- laminaire enthusiasts

## Why This Product

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

## Key Features

- • **Whisper-Quiet Operation:** Engineered for smooth, noise-free air distribution, perfect for maintaining a peaceful environment in both home and office settings.
- • **Customizable Airflow Control:** Easily redirect and regulate airflow with adjustable vertical single deflection blades and an integrated multi-shutter damper for personalized comfort.
- • **Built to Last with Rustproof Aluminum:** Crafted from high-grade AA6078 extruded aluminum, this vent cover guarantees durability and corrosion resistance for years of maintenance-free performance.
- • **Precision Fit for Seamless Integration:** Designed specifically for 20" x 4" duct holes with a sleek 21.6" x 5.6" visible face, ensuring a flawless upgrade to your HVAC system.
- • **Effortless Installation & Stylish Finish:** Comes with included screws and a clean white finish that complements modern interiors while providing a professional HVAC upgrade.

## Overview

The ACLAMINAIRE 20" x 4" Register Vent Cover is a durable, rustproof HVAC grille made from premium extruded aluminum. Designed for precise fitment in 20" x 4" duct openings, it features adjustable vertical blades and a multi-shutter damper for customizable airflow control. Its quiet operation and sleek white finish make it an ideal choice for both residential and commercial ventilation upgrades.

## Description

20" x 4" (Duct Opening) Register Vent Cover – Adjustable Single Deflection Aluminum HVAC Grille for Heater, Decorative Ceiling Wall Air Supply Multi-Shutter Damper – Durable & Rustproof ACLAMINAIRE - desertcart.com

Review: Looks great, fit well, good product, no rust!! - Really well made, got it for a bathroom because the steel one rusted. Looks great, fit well, good product, no rust!!
Review: Perfect fit - Exactly as described. Good quality, correct dimensions and fast shipping. Simple installation.

## Features

- MEASURE DUCT HOLE FIRST: Designed for a 20” X 4” Duct Hole, this wall vent cover has 21.6" x 5.6" visible face, making it ideal for home improvement projects, HVAC registers, grilles & vents, and covering wall, ceiling, or air return vent openings
- DURABLE EXTRUDED ALUMINUM CONSTRUCTION: Built from premium-grade aluminum AA6078, this decorative air return vent cover ensures strength, durability, & rust resistance for heating and air systems in both residential and commercial HVAC applications.
- ADJUSTABLE VERTICAL SINGLE DEFLECTION BLADES: Easily redirect airflow left or right with precision using the vertical blade design, suitable as an AC and ceiling vent deflector, wall AC diffuser, or decorative air wall vent cover for HVAC systems.
- INTEGRATED MULTI-SHUTTER DAMPER: Equipped with a built-in damper for adjusting airflow volume, this versatile air vent cover works with HVAC, air supply, and heating and air systems for wall, ceiling, and decorative air return vent cover uses.
- QUIET, EFFICIENT AIR DISTRIBUTION: Enjoy smooth, noise-free operation with this air vent cover, great for ceiling vent covers, vents for home wall, decorative air vent covers, & HVAC diffuser systems in both home improvement and commercial projects.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BQSHTTXP |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #24,656 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #159 in Registers, Grilles & Vents |
| Color | White |
| Customer Reviews | 4.4 4.4 out of 5 stars (454) |
| Date First Available | December 21, 2022 |
| Included Components | Screws Included |
| Item Weight | 1.15 pounds |
| Item model number | L-VM 20" x 4" |
| Manufacturer | Laminaire |
| Material | Extruded aluminum (rust-free, high-grade, lightweight, and durable) |
| Package Dimensions | 21.65 x 5.5 x 1.5 inches |
| Shape | Rectangle |
| Size | 20” X 4” Duct Hole |

## Images

![20" x 4" (Duct Opening) Register Vent Cover – Adjustable Single Deflection Aluminum HVAC Grille for Heater, Decorative Ceiling Wall Air Supply Multi-Shutter Damper – Durable & Rustproof ACLAMINAIRE - Image 1](https://m.media-amazon.com/images/I/41BVFdWxtqL.jpg)
![20" x 4" (Duct Opening) Register Vent Cover – Adjustable Single Deflection Aluminum HVAC Grille for Heater, Decorative Ceiling Wall Air Supply Multi-Shutter Damper – Durable & Rustproof ACLAMINAIRE - Image 2](https://m.media-amazon.com/images/I/41GDjQswjNL.jpg)
![20" x 4" (Duct Opening) Register Vent Cover – Adjustable Single Deflection Aluminum HVAC Grille for Heater, Decorative Ceiling Wall Air Supply Multi-Shutter Damper – Durable & Rustproof ACLAMINAIRE - Image 3](https://m.media-amazon.com/images/I/41oJeWwpKaL.jpg)
![20" x 4" (Duct Opening) Register Vent Cover – Adjustable Single Deflection Aluminum HVAC Grille for Heater, Decorative Ceiling Wall Air Supply Multi-Shutter Damper – Durable & Rustproof ACLAMINAIRE - Image 4](https://m.media-amazon.com/images/I/41zrICZN7oL.jpg)
![20" x 4" (Duct Opening) Register Vent Cover – Adjustable Single Deflection Aluminum HVAC Grille for Heater, Decorative Ceiling Wall Air Supply Multi-Shutter Damper – Durable & Rustproof ACLAMINAIRE - Image 5](https://m.media-amazon.com/images/I/5176plkkD3L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Looks great, fit well, good product, no rust!!
*by D***P on September 18, 2025*

Really well made, got it for a bathroom because the steel one rusted. Looks great, fit well, good product, no rust!!

### ⭐⭐⭐⭐⭐ Perfect fit
*by A***. on September 17, 2025*

Exactly as described. Good quality, correct dimensions and fast shipping. Simple installation.

### ⭐⭐⭐⭐⭐ Good Quality
*by T***I on November 21, 2025*

Quick service but the wrong size was sent!

## Frequently Bought Together

- [20 x 4 Duct Hole] Vent Cover. Aluminum Single Deflection Adjustable Air Supply Sidewall or Ceiling Grille Register with Multi-Shutter Parallel Blade Damper. Blades are Movable [21.6 x 5.6"Face]
- Kair MultiFan In Line Fan 150mm with Timer

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**Shop now:** [https://www.desertcart.ro/products/671793251-20-x-4-duct-opening-register-vent-cover-adjustable-single](https://www.desertcart.ro/products/671793251-20-x-4-duct-opening-register-vent-cover-adjustable-single)

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*Product available on Desertcart Romania*
*Store origin: RO*
*Last updated: 2026-01-30*