Guangzhou Xingjin Fire Equipment Co.,Ltd.
| Payment Terms | T/T,L/C |
| Material | ABS plastic, aluminum alloy, custom wood |
| Installation | Wall/Ceilling Mounted |
| Function | Smoke Exhaust/ventilation |
| Supply Ability | 30000set/month |
| Product Name | ventilation Louvers Vent Cover Air Grille |
| Shape | Customized |
| Delivery Time | 15-20days |
| Model | AIC |
| Packaging Details | Plywood outer box with bubble bag or paper |
| Model Number | FHF-W/FHF-W-K/FHF-WS-FK/FHF-WSDC -K |
| Place of Origin | Guangzhou,China |
| Certification | GSG\TUV |
| Brand Name | XINGJIN |
View Detail Information
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Product Specification
| Payment Terms | T/T,L/C | Material | ABS plastic, aluminum alloy, custom wood |
| Installation | Wall/Ceilling Mounted | Function | Smoke Exhaust/ventilation |
| Supply Ability | 30000set/month | Product Name | ventilation Louvers Vent Cover Air Grille |
| Shape | Customized | Delivery Time | 15-20days |
| Model | AIC | Packaging Details | Plywood outer box with bubble bag or paper |
| Model Number | FHF-W/FHF-W-K/FHF-WS-FK/FHF-WSDC -K | Place of Origin | Guangzhou,China |
| Certification | GSG\TUV | Brand Name | XINGJIN |
| High Light | 30-degree linear slot diffuser ，fire damper slot diffuser ，linear slot diffuser with warranty | ||
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 |
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
2010
Total Annual:
600000-1200000
Employee Number:
100~300
Ecer Certification：
Verified Supplier
About Us: Guangzhou Xingjin Fire Equipment Co., Ltd. is a professional enterprise dedicated to the research, development and production of HFC-227ea (FM200), Novec1230, CO2 and inert gas products. For many years, the company has been committed to improving product quality, enriching pro... About Us: Guangzhou Xingjin Fire Equipment Co., Ltd. is a professional enterprise dedicated to the research, development and production of HFC-227ea (FM200), Novec1230, CO2 and inert gas products. For many years, the company has been committed to improving product quality, enriching pro...
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