QBF Low Noise Silent Centrifugal Acoustic Box Fan upto 2150m3/hr 4 5 6 8 10 12"

QBF Low Noise Silent Centrifugal Acoustic Box Fan upto 2150m3/hr 4 5 6 8 10 12"
Regular price £109.99
QBF Low Noise Silent Centrifugal Acoustic Box Fan upto 2150m3/hr 4 5 6 8 10 12"

QBF Low Noise Silent Centrifugal Acoustic Box Fan upto 2150m3/hr 4 5 6 8 10 12"

Quiet Box Fan (QBF) fan design allows for supply and extract ventilation for areas/rooms with high requirements to low noise levels and limited mounting space. 

Units can be installed above ceilings or in loft spaces. Suitable for connection with 100 (4"), 125 (5"), 150 (6"), 200 (8"), 250 (10") and 315 (12") mm round ducts.

Sound level and Fan Volume

100mm - 240m3/hr - 33 dBA

125mm - 330m3/hr - 35 dBA

150mm - 420m3/hr - 36 dBA

200mm - 730m3/hr - 38 dBA

250mm - 1300m3/hr - 41 dBA

315mm - 2150m3/hr - 43 dBA

Design

The fan casing is made of galvanized steel sheet and provided with heat- and sound-insulating material.

Motor

The centrifugal impeller with back-curved blades is powered by means of 2-pole asynchronous motor with external rotor. The motors are equipped with built-in thermal overheating protection with automatic restart. Motor ball bearings with selective lubricating oil ensure low-noise and maintenance-free operation.

Electronic temperature and speed module (on unit)


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QBF Low Noise Silent Centrifugal Acoustic Box Fan upto 2150m3/hr 4 5 6 8 10 12"

QBF Low Noise Silent Centrifugal Acoustic Box Fan upto 2150m3/hr 4 5 6 8 10 12"

Quiet Box Fan (QBF) fan design allows for supply and extract ventilation for areas/rooms with high requirements to low noise levels and limited mounting space. 

Units can be installed above ceilings or in loft spaces. Suitable for connection with 100 (4"), 125 (5"), 150 (6"), 200 (8"), 250 (10") and 315 (12") mm round ducts.

Sound level and Fan Volume

100mm - 240m3/hr - 33 dBA

125mm - 330m3/hr - 35 dBA

150mm - 420m3/hr - 36 dBA

200mm - 730m3/hr - 38 dBA

250mm - 1300m3/hr - 41 dBA

315mm - 2150m3/hr - 43 dBA

Design

The fan casing is made of galvanized steel sheet and provided with heat- and sound-insulating material.

Motor

The centrifugal impeller with back-curved blades is powered by means of 2-pole asynchronous motor with external rotor. The motors are equipped with built-in thermal overheating protection with automatic restart. Motor ball bearings with selective lubricating oil ensure low-noise and maintenance-free operation.

Electronic temperature and speed module (on unit)


Click to edit text
Delivery:

Dispatch cut off point 12:00pm

(if you order after this time you item will be dispatched the following working day)

Free carriage only apply's to the below if we can use royal mail if the item is to large we will call to discuss as there is other options available.

Postcodes Highlands: FK17-22, G83, IV1-28, IV33-39, KW1-3, KW5-14, PA21-33, PA35-40, PH18-26, PH30-42, AB44-56, IV30-32
Islands: HS1-9, IV40-51,IV55-56,KA27,KA28,KW15-17,PA20,PA34,PA41-48,PA60-78,PH42-44,ZE1-3, JE, GY, IM, TR21-25 (ALL ISLANDS APPLY)
Northen Ireland: BT

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