6" × 14" Aluminum Linear Slot Diffuser | Modern HVAC Vent Cover for Floors, Walls and Ceilings
6" × 14" Aluminum Linear Slot Diffuser | Modern HVAC Vent Cover for Floors, Walls and Ceilings
SKU:LSD-614-BLK
Recommended for : This linear slot diffuser is suitable for residential and commercial HVAC systems. It installs on floors, walls, or ceilings and supports both supply- and return-air applications. Its modern design integrates seamlessly into homes, offices, apartments, retail spaces, restaurants, hotels, and other contemporary settings.
Free in-store pickup at our Mississauga location
Product Information
Product Features & Description
Upgrade your HVAC system with this 6" × 14" Aluminum Linear Slot Diffuser, designed to deliver smooth, controlled airflow while adding a clean, architectural look to residential and commercial interiors.
Featuring a modern three-slot linear design with adjustable internal aluminum blades, this diffuser allows you to precisely direct and regulate airflow for improved comfort and balanced air distribution.
Designed to fit a standard 6" × 14" duct opening with an outer faceplate measuring approximately 15.15" x 6.70", its slim, low-profile design sits neatly against the surface for a sleek, contemporary finish. Constructed from lightweight, corrosion-resistant aluminum, this durable diffuser offers long-lasting performance and is finished with a premium powder-coated coating featuring a subtle luster-grain texture for enhanced scratch resistance and easy maintenance.
Available in Matte Black and Matte White, it blends seamlessly with modern interiors and is suitable for installation on floors, walls, or ceilings for both supply and return air applications.
Ideal for new construction, remodeling projects, or replacing outdated HVAC registers, this aluminum linear slot diffuser combines modern style with reliable airflow performance.
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Give your heating and cooling system a clean, modern finish with this 6″ × 14″ aluminum linear slot diffuser.
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This vent cover features three narrow slots with adjustable internal blades for precise control of airflow direction and volume. The design ensures even air distribution throughout the room.
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The diffuser fits a standard 6″ × 14″ duct opening and has an outer faceplate measuring approximately 15.15" x 6.70". Its slim profile sits close to the surface, creating a neat, streamlined appearance.
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Made from lightweight, corrosion-resistant aluminum, this linear air vent is durable and easy to maintain. The powder-coated finish offers a refined look and protects against scratches and wear.
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Available in matte black and matte white, this modern air vent cover blends easily with a wide range of interior styles.
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Adjustable blades allow use as either a supply or return air vent. This diffuser is suitable for new construction, renovations, or as a modern replacement for traditional HVAC registers.
Product Features
- Designed for a standard 6″ × 14″ HVAC duct opening
- Modern three-slot linear diffuser design
- Adjustable internal blades to control airflow direction
- Helps regulate the volume of heated or cooled air in the room
- Suitable for supply-air and return-air applications
- Can be installed on floors, walls, or ceilings
- Slim, low-profile faceplate creates a clean appearance.
- Made from lightweight and corrosion-resistant aluminum
- Durable powder-coated finish with luster-grain texture
- Scratch-resistant and easy to clean
- Available in matte black and matte white
- Suitable for residential and commercial interiors
- Custom sizes and finishes may be available upon request.
Product Specifications
| Product Type | Linear Slot Diffuser Grille |
|---|---|
| Standard Duct Size | 6″ × 14″ |
| Outer Faceplate Size | 15.15" x 6.70" |
| Blade Opening Size | Approximately 13.75″ × 5.30″ |
| Blade Assembly Depth | Approximately 1.75″ |
| Number of Slots | 3 |
| Material | Aluminum |
| Finish | Powder-Coated Luster-Grain |
| Available Colours | Matte Black and Matte White |
| Airflow Control | Adjustable Internal Blades |
| Application | Supply Air or Return Air |
| Installation Location | Floor, Wall, or Ceiling |
| Pre-Drilled Mounting Holes | No |
| Country of Origin | China |
Modern Linear Design for Any Space
- The clean three-slot linear design adds a sleek, contemporary finish to any room, making it an ideal choice for both modern residential and commercial interiors. Its minimalist profile blends seamlessly with a variety of architectural styles while enhancing the overall appearance of your HVAC system.
- The 15.15" x 6.70" faceplate extends beyond the standard 6" × 14" duct opening, concealing rough cut edges and providing complete coverage for a clean, professional installation. Its slim, low-profile design sits close to the surface, creating a refined built-in look that complements surrounding finishes.
- Suitable for installation on floors, walls, and ceilings, this aluminum linear slot diffuser works beautifully with hardwood, tile, laminate, vinyl, carpet, drywall, and other finished surfaces. The sizing refers to the duct opening dimensions (6" × 14"), not the outside faceplate measurements. The oversized faceplate extends beyond the duct opening on all sides to ensure a polished, finished appearance while delivering smooth, even airflow throughout the space.
30-Day Returns: Return eligible items within 30 days of delivery. Items must be unused and in original packaging. Return shipping applies unless the item is damaged or incorrect.
Installation Instructions
- Measure the duct opening to confirm the diffuser will fit.
- Place the adjustable airflow blades in the closed position.
- Insert the diffuser into the duct opening.
- Mark the required mounting locations.
- Drill pilot holes or use suitable self-drilling screws.
- Secure the diffuser to the floor, wall, ceiling, or duct surface.
- Open and adjust the internal blades to achieve the desired airflow direction and volume.
Easy Maintenance
- The grille can be easily removed for cleaning and routine maintenance.
- Periodically cleaning the grille helps maintain proper airflow and keeps your HVAC system operating efficiently
Why You'll Love It
Important Size Information
The listed 6″ × 14″ size refers to the nominal duct size, not the overall dimensions of the faceplate. The outer faceplate measures
15.15" x 6.70".and it is larger than the duct opening size
Warranty
12-month manufacturer's warranty under normal use. The warranty does not cover finish, color, wear, or improper use.
Care and Cleaning
Clean the diffuser with a soft, damp cloth. Avoid abrasive cleaners, steel wool, or harsh chemicals, as they may scratch or damage the powder-coated finish.
Custom Sizes and Finishes
Custom sizes and finishes may be available. Please inquire prior to ordering to discuss specific project requirements.
Customs, Import Taxes and Tariffs
- International buyers are responsible for any customs duties, import taxes, tariffs, brokerage fees, or other charges required by their country. These charges may need to be paid directly to the courier or customs authority before delivery.
- We cannot accept returns or give refunds due to customs duties, import taxes, tariff charges, or if you refuse to pay import fees. We are not responsible for delays caused by customs clearance.
Shipping Information
Shipping Policy
We provide reliable shipping services across Canada and the USA through trusted courier partners, including UPS, DHL, FedEx, Canpar, Canada Post, and other available carriers. Orders are shipped using the most suitable carrier based on destination, package size, and delivery requirements to ensure efficient and dependable service.
FREE shipping on orders over $150 to any Canadian address.
In-stock products usually ship within 24-48 hours after payment confirmation. The estimated delivery time is typically 5-10 business days, depending on the delivery location.
Custom-made, backordered, or special-order products may require additional processing time before shipment.
Return and Warranty Policy
We offer a 30-day return policy on eligible items. Products must be returned in their original, unused condition.
Please include your order number, delivery date, and reason for return when returning any item.
Custom sizes, custom finishes, used products, or damaged items may not qualify for returns or exchanges.
Manufacturer’s Warranty: Our return grilles include a 12-month manufacturer's warranty under normal residential use. This warranty does not cover finish or color changes, misuse, improper installation, normal wear and tear, or damage caused after delivery.
Downloadable Product Attachment
Download helpful installation guides, fitting references, specifications, and additional product resources below.
Download the complete linear slot diffuser specification sheet including faceplate dimensions, duct opening measurements, material information, and installation reference.
Download Specification PDFView available custom vent cover sizes, finishes, and additional decorative HVAC options for your project requirements.
View Custom Sizes & FinishesFrequently Ask Questions
What duct opening is this 6×14 diffuser designed for?
It fits a standard 6″ × 14″ duct opening. The outer faceplate measures 15.15″ × 6.70″.
How many slots does the 6×14 linear diffuser have?
This model features 3 slim slots with internal adjustable aluminum blades for airflow control.
Can the blades be adjusted for airflow?
Yes, the blades are adjustable to direct airflow and regulate air volume.
Is this diffuser suitable for both supply and return air?
Yes, it can be installed as either a supply or return vent for HVAC systems.
Where can this diffuser be installed?
This linear slot diffuser is suitable for floors, walls, and ceilings, making it ideal for residential and commercial HVAC systems.

