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Vent Gravity Stainless Steel 150mm
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Inline Fan Kits
Pre packaged, ducted kits with a powerful motor situated in the roofspace.
Kits - For General Ventilation
Pre packaged kits with everything you need to ventilate a bathroom, toilet or laundry.
Kits - For Heat Transfer
Pre packaged kits designed to transfer warm or cool air from one room to others.
Kits - For Sub Floor Ventilation
Pre packaged kits designed to provide mechanical ventilation to sub floor areas.
Heat Transfer
Heat transfer is regarded as an energy efficient process as it utilises excess heat Learn More.
Roof Ventilation
Reducing heat within your roofspace can help lower the overall temperature in the living space.
Solar Powered Products
Solar powered products that harness the power of the sun to provide mechanical ventilation.
Heat/Energy Recovery Units
Bring fresh. filtered air into your home whilst removing moiture laden air at the same time.
IN STOCK | Typically dispatches within 3-5 business days.
$129.00
Capacity: 234 m3/hr (65 l/s)
Hole (Cutout) Size: 282mm Square
Face Size: 330mm Square
Ductable: Yes (150mm duct diameter)
View full technical specs further down the page
The Polyaire Derby exhaust fan is a compact, efficient ‘all in one’ ducted ventilator complete with non-return damper and 90 degree takeoff for easy installations in tight areas. Popular for use in bathrooms, toilets and laundries. Can also be used for short heat shifter applications.


| Manufacturer | Polyaire |
|---|---|
| Model Number | 867401 |
| Colour | White |
| Material | Plastic |
| Hole Size | 282mm |
| Capacity (m3/hr) | 234 m3/hr |
| Capacity (L/S) | 65 L/S |
| Recommended Room Size (Based on Achieving 15 air changes per hour) | 15.6 m3 |
| Motor Power (Wattage) | 34w |
| Minimum Install Depth | 300mm |
| Noise Level | 49 dB(A) |
| IP Rating | No IP rating Published |
| Voltage | 240 |
| Installation | This fan comes with a lead and plug for connection to a power socket |
| Installation Location | Ceiling |
| Includes Backdraft Shutter | Yes |
| Ductable? | Ductable |
| Duct Size | 150mm |
| Duct Location | Side Ducted |
| Warranty | Polyaire – The manufacturer offers a 5 year replacement warranty (conditions apply). |
| Capacity Disclaimer | All capacity figures and technical data quoted is provided by the manufacturer, Capacity figures are based on the unit freeflowing (not connected to ducting). If you are ducting this unit it is advisable to keep the duct run as short, straight and tight as possible |
Only logged in customers who have purchased this product may leave a review.
Cheyne (verified owner) –
Exhaust fans work well and easy to install.
Cheyne –
Quiet exhaust fan with good ventilation
John (verified owner) –
James Stewart –
Gary Bacon (verified owner) –
Good quality item, packaged well, no damage