Welcome to Just Fans Ltd

Commercial Roof Fans

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Sometime the easiest way to vent large areas, roof extractor fans both axial and centrifugal.
Axial fans are commonly used with horizontal discharge roof cowls whilst centrifugals are used if ducting is needed.
Fixing kits available for flat and angled roofs, ask for details.

Displaying 1 to 24 (of 51 products)
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  • Roof mounted fan, 4 pole, 1400 rpm single phase • Cowl and base complete with axial fan, 200mm to 630mm • Fan - single phase, 230V - 1Ph - 50Hz • Glass fibre cowl and base • Complete with plate mounted axial fan (supplied loose) Probably the ...
    Model : RA/RAW

    Our Price:  £269.00

  • Range of axial roof fans with horizontal air discharge configuration available in 2 versions: “B” models for air extract. “A” models for air supply. Base manufactured from galvanized sheet steel. Cowl manufactured from spun aluminium. The impel ...
    Model : HCTT

    Our Price:  £599.00

  • A range of three phase roof mounted centrifugal fans which are designed to handle clean, grease laden or contaminated air, whilst providing easy access for cleaning. High Temperature Motors are situated out of the air stream and are not effected by ...
    Model : Clearflow_CF

    Our Price:  £804.00

  • Range of centrifugal roof mounted fans in horizontal discharge format: - Very low profile design. - Bases manufactured from galvanised sheet steel. - Centrifugal backward curved impeller. - External rotor motor. - Cowl manufactured from spun alu ...
    Model : CRHB/4

    Our Price:  £315.99

  • Range of centrifugal roof mounted fans in vertical discharge format: - Very low profile design. - Bases manufactured from galvanised sheet steel. - Centrifugal backward curved impeller. - External rotor motor. - Cowl manufactured from spun alumi ...
    Model : CRVB/4

    Our Price:  £299.99

  • Range of centrifugal roof mounted fans in vertical discharge format: - Very low profile design. - Bases manufactured from galvanised sheet steel. - Centrifugal backward curved impeller. - External rotor motor. - Cowl manufactured from spun alumi ...
    Model : CRVT6-630

    Our Price:  £1,999.99

  • Range of centrifugal roof fans which are mounted directly above a circular duct for the ventilation of housings and small enclosures. Centrifugal backward curved impeller in galvanised sheet steel. Galvanised steel sheet housing protected ...
    Model : CTB/4

    Our Price:  £379.00

  • Range of IP-55 centrifugal roof mounted fans in horizontal discharge format, designed for smoke extraction in fire conditions and certified F400-120 (CE marked) (1) Also suitable for kitchens if used with suitable filtration. All models are suitabl ...
    Model : CTHB

    Our Price:  £484.00

  • CTHT/6 Kitchen/High Temp Roof Fan (6-POLE) Range of IP-55 centrifugal roof mounted fans in horizontal discharge format, designed for smoke extraction in fire conditions and certified F400-120 (CE marked) (1) Also suitable for kitchens if used with ...
    Model : CTHT/6

    Our Price:  £550.00

  • Range of IP-55 centrifugal roof mounted fans in horizontal discharge format, designed for smoke extraction in fire conditions and certified F400-120 (CE marked) (1) Also suitable for kitchens if used with suitable filtration. All models are suitabl ...
    Model : CTVB/4-200

    Our Price:  £740.00

  • Range of IP-55 centrifugal roof mounted fans in horizontal discharge format, designed for smoke extraction in fire conditions and certified F400-120 (CE marked) (1) Also suitable for kitchens if used with suitable filtration. All models are suitabl ...
    Model : CTVB/4-225

    Our Price:  £825.00

  • Range of IP-55 centrifugal roof mounted fans in horizontal discharge format, designed for smoke extraction in fire conditions and certified F400-120 (CE marked) (1) Also suitable for kitchens if used with suitable filtration. All models are suitabl ...
    Model : CTVB/4-315

    Our Price:  £1,075.00

  • Range of IP-55 centrifugal roof mounted fans in horizontal discharge format, designed for smoke extraction in fire conditions and certified F400-120 (CE marked) (1) Also suitable for kitchens if used with suitable filtration. All models are suitabl ...
    Model : CTVB/4-400

    Our Price:  £1,158.00

  • The box blows out horizontal. The box is made out of saltwater- proofed aluminium with grill. The underframe is made up of electroplated, powder- coated steel- plate.Freewheeling radial impeller consists of polyamide PA6 with backward- curved impelle ...
    Model : DHS 190

    Our Price:  £229.00

  • The box blows out horizontal. The box is made out of saltwater- proofed aluminium with grill. The underframe is made up of electroplated, powder- coated steel- plate.Freewheeling radial impeller consists of polyamide PA6 with backward- curved impelle ...
    Model : DHS 225

    Our Price:  £259.00

  • The box blows out horizontal. The box is made out of saltwater- proofed aluminium with grill. The underframe is made up of electroplated, powder- coated steel- plate.Freewheeling radial impeller consists of polyamide PA6 with backward- curved impelle ...
    Model : DHS 400E4

    Our Price:  £599.00

  • The box blows out horizontal. The box is made out of saltwater- proofed aluminium with grill. The underframe is made up of electroplated, powder- coated steel- plate.Freewheeling radial impeller consists of polyamide PA6 with backward- curved impelle ...
    Model : DHS 500DV

    Our Price:  £795.00

  • The box blows out horizontal. The box is made out of saltwater- proofed aluminium with grill. The underframe is made up of electroplated, powder- coated steel- plate.Freewheeling radial impeller consists of polyamide PA6 with backward- curved impelle ...
    Model : DHS 500E4

    Our Price:  £970.00

  • The box blows out horizontal. The box is made out of saltwater- proofed aluminium with grill. The underframe is made up of electroplated, powder- coated steel- plate.Freewheeling radial impeller consists of polyamide PA6 with backward- curved impelle ...
    Model : DHS 500E6

    Our Price:  £727.00

  • DVG-H 315D4 - Smoke extract roof unit *Horizontal exhaust *Smoke and heat extract unit + normal ventilation *Up to 400°C / 120 min (F400/120, F400/90, F300, F200) *Normal ventilation up to 120°C continuous operation *Service switch serial *Suit ...
    Model : DVG-H 315D4

    Our Price:  £719.00

  • DVG-H 560D4/F400 IE2 - Smoke extract roof unit *Horizontal exhaust *Smoke and heat extract unit + normal ventilation *Up to 400°C / 120 min (F400/120, F400/90, F300, F200) *Normal ventilation up to 120°C continuous operation *Service switch seri ...
    Model : DVG-H 560D4

    Our Price:  £1,299.00

  • DVG-V 560D4-8/F400 The DVG smoke extract fans are used in case of fire to extract smoke gases from rooms, and also during normal working conditions for standard ventilation. Smoke-free escape ways increase the chances to rescue people in ca ...
    Model : DVG-V 560D4

    Our Price:  £1,469.00

  • DVG-V 560D4/F400 IE2Smoke Extract Roof Fan The DVG smoke extract fans are used in case of fire to extract smoke gases from rooms, and also during normal working conditions for standard ventilation. Smoke-free escape ways increase the chances ...
    Model : DVG-V 560D4I

    Our Price:  £1,489.00

  • DVN 500D4 IE2 roof fan High efficient motor IE2 Speed-controllable via frequency converter Integral cold conductor (PTC) Standard motor outside the air stream Max temperature of transported air up to 120°C Suitable for ...
    Model : DVN 500D4 IE

    Our Price:  £1,049.00

Displaying 1 to 24 (of 51 products)
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