The Systemair RAW 500 / 560 Horizontal Discharge Roof Cowl is a large-format commercial roof ventilation terminal manufactured from UV-stabilised glass reinforced polyester (GRP), providing outstanding structural strength, corrosion resistance, and long-term weather durability in exposed rooftop environments.
Designed for high-airflow commercial and industrial systems, this horizontal discharge roof cowl can be installed as a passive terminal or combined with a Systemair AW plate axial fan to create a powered extract or supply ventilation solution—ideal for factories, schools, kitchens, leisure centres, and plant rooms.
UV-Stabilised GRP Construction – Lightweight yet extremely durable and corrosion-free
Horizontal Discharge Design – Efficiently directs airflow away from roof surfaces
Bird Guard Included – Prevents debris and wildlife ingress as standard
Terminal or Powered Installation – Use standalone or pair with an axial fan
Architectural Colour Options – BS or RAL colours available on request
Commercial-Grade Build Quality – Backed by Systemair with a 1-year warranty
Ideal for:
Factory and warehouse ventilation
Commercial kitchens
Schools and colleges
Leisure centres and gyms
Plant rooms
General extract or supply systems
The RAW 500 / 560 roof cowl may be installed:
As a stand-alone roof terminal, or
In conjunction with a Systemair AW plate axial fan to create a powered ventilation unit.
Enhance your installation with compatible accessories:
Back Draught Shutter – Prevents reverse airflow when the fan is off
Purlin Box – Forms a secure roof upstand for mounting
Soaker Sheet – Matches roof profiles for a weather-tight seal
Supplied as standard in BS 00 A 05 Goosewing Grey.
Alternative finishes in any BS or RAL colour are available at additional cost—ideal for architectural or project specifications.
| Specification | Detail |
|---|---|
| Brand | Systemair |
| Mounting | Roof Mounted |
| Construction | UV-Stabilised GRP |
| Colour | Goosewing Grey (Standard) |
| Warranty | 1 Year Manufacturer |
| Bird Guard | Included |
| Weight | 21 kg |
| Dimensions (H × W × D) | 550 mm × (920 / 960 mm) × (920 / 960 mm) |
| Base Size | 920 / 960 mm Square |
| Applications | Factories, Schools, Kitchens, Leisure |
Systemair RAW Roof Cowl 500 / 560 Installation Manual
If you’re searching for a large commercial roof ventilation cowl, heavy-duty GRP roof terminal for axial fans, or a high-capacity horizontal discharge roof vent, the RAW 500 / 560 offers superior durability, flexible installation, and trusted Systemair engineering.
Next Day Delivery
Stock items ordered before 1pm can be dispatched on a
next working day delivery service, subject to stock
availability and carrier service.
Delivery charges are calculated at checkout.
Collection Available
Orders can be collected from our
Haslingden, Lancashire warehouse.
Please contact us before travelling to confirm your order is ready for collection.
Need help choosing the correct product, size or specification? Our team is available for product and technical advice.
Tel:
01706 335330
Email:
sales@ductingsupplies.com
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