30° Angled Airflow Linear Slot Diffuser with High-Strength Aluminum Alloy and Multiple Core Configurations

Price Negotiable
Price: Pricing based on quantity
MOQ: 50 set system
Delivery Time: 15-20days
Brand: XINGJIN
Product Description

Product Introduction

The 30-Degree Linear Slot Diffuser is a customizable air supply terminal specifically designed for commercial building HVAC systems. Manufactured from high-strength extruded aluminum alloy (A6063) with a 30° tilted blade angle for directional airflow distribution. Its modular design supports multiple core configurations — fixed single-direction, fixed bi-directional, hinged, and removable types — offering both supply and return air functions in a single unit, making it ideal for commercial spaces with dual requirements for performance and interior design.


Applicable Locations

With its flexible 30° airflow angle and diverse core configurations, the 30-Degree Linear Slot Diffuser is widely used in commercial building HVAC supply and return air systems. Typical applications include:



Facility Type Specific Application
Hotels Guest rooms, corridors, ballroom supply/return
Office Buildings Open-plan offices, meeting rooms, lobbies
Shopping Malls/Retail Public areas, atriums, stores
Hospitals Waiting areas, corridors, patient rooms
Schools Classrooms, libraries, auditoriums
Villas/High-end Residences Central air conditioning supply air
Others Museums, exhibition halls, sports venues


Product Advantages

1. 30° Angled Airflow – Enhanced Comfort

  • 30° blade angle provides precise directional air distribution

  • Prevents cold drafts, eliminating discomfort associated with direct cold air exposure

  • Flexible airflow direction adaptable to different spatial layouts

2. Multiple Core Configurations – Versatile Functionality

  • Fixed Single-Direction: Directional supply — ideal for corridors and wall-side areas

  • Fixed Bi-Directional: Dual-direction supply — suitable for central installations

  • Hinged Type: Openable design — easy cleaning and maintenance

  • Removable Type: Detachable — convenient for internal inspection

  • One diffuser can serve both supply and return air functions

3. High-Strength Aluminum Alloy – Quality Assurance

  • Frame and blades made from A6063 high-quality extruded aluminum profiles

  • Standard 30mm flange (20/25mm optional) — secure installation

  • Available with powder coating (RAL colors, standard RAL9016/9010) or natural anodized finish

  • 8mm diameter aluminum support tubes — robust and durable

4. Multiple Specifications – Flexible Customization

  • Standard sizes: 300×300 / 600×600 / 300×600 mm

  • Face size, shape, and blade angle all customizable

  • Thickness options: 0.6 / 0.7 / 0.9 / 1.0 mm (customizable)

  • Material options: Aluminum / ABS Plastic Steel

  • Optional accessories: air volume control damper and filter screen

5. Easy Installation – Strong Compatibility

  • Compatible with various square/rectangular duct systems

  • Supports flush mounting for seamless ceiling integration

  • Standard blade spacing 10mm — balances ventilation efficiency and appearance


Technical Specifications



Parameter Specification
Product Name 30-Degree Linear Slot Diffuser
Model AIC
Function HVAC terminal supply / return air
Material Aluminum alloy (A6063 extruded) / ABS Plastic Steel (optional)
Blade Angle 30° angled supply
Flange Width Standard 30mm (20/25mm optional)
Blade Spacing Standard 10mm
Support Tube 8mm diameter aluminum tube
Standard Sizes 300×300 / 600×600 / 300×600 mm (customizable)
Thickness 0.6 / 0.7 / 0.9 / 1.0 mm (customizable)
Shape Rectangular (customizable)
Surface Finish Powder coating (RAL9016/9010 standard) / Natural anodized
Certification ISO9001
Brand GUWEN


Installation & Maintenance Instructions



Item Description
Installation Flush mount connection to duct
Core Types Fixed single-direction, fixed bi-directional, hinged, removable
Maintenance Hinged/removable types can be opened or detached for cleaning; fixed type requires regular surface cleaning
Compatible Duct Square / Rectangular duct systems


Selection Recommendations



Requirement Recommended Core Type Notes
Corridor supply air Fixed single-direction Directional airflow, avoids blowing toward walls
Central installation Fixed bi-directional Dual-direction supply, wider coverage
Regular cleaning needed Hinged type Openable, convenient filter access
Equipment access needed Removable type Detachable, easy internal inspection


Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Guangzhou Xingjin Fire Equipment Co.,Ltd.
Location Room 703&704, N0.3 Building, NO.8 Lianyun Erheng Road, Shiqi Town, Panyu District, Guangzhou, China
Contact Person Anna

Request A Quote

Please check your email address.
Your message must be at least 20 characters.