Skyflow SSFV

Skyflow SSFV

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Skyflow SSFV

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Featuring our new high efficiency impeller, the Skyflow SSFV range is a range of vertical discharge axial flow roof extract units, which are designed to discharge the air at higher velocities away from roof levels, balancing the need to satisfy architect’s modern day building needs against a vertical design.

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Learn more about individual features and benefits of our products.

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The Skyflow SSFV range of roof mounted fans as manufactured by Elta Fans Ltd.

Technical information


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SPP Features and Benefits

Features & Benefits


Motors have sealed for life bearings.


SSFV units are designed to be suitable for either curb or purlin mounting and can be mounted on flat or inclined roofs with a maximum pitch angle of 15°

Design appeal

Roof units are supplied as standard in goose wing grey, with the option of any other RAL colour to comply with the architects overall design, profile and colour scheme for a building.

Quality assurance

All units are designed and manufactured with procedures as defined in BS EN ISO 9001: 2008.


Air operated shutters are fitted as standard which stops any discharged air (dirty air) from re-entering the building, as well as protection against the elements.

Ease of wiring

The electrical connection to the motor is made by an IP55 terminal box fitted to a 550mm flying lead from the units inlet side.

Tested to the very latest standards

SSFV units are tested to ISO 5801:1997 (airside performance) and to BS 848 Pt 2:1985 (sound performance) meaning accurate, up to date information on performance and noise data that can be relied upon.

SPP Specifications


The Skyflow SSFV range of vertical extract fans as manufactured by Elta Fans Ltd. 46 Third Avenue, Pensnett Trading Estate, Kingswinford, West Midlands DY6 7US, UK, Tel: +44 (0) 1384 2758000 - If you need more information - Contact us.


The vertical top cowl and fan support housing shall be manufactured from UV stabilised GRP finished in goose wing grey (BS 00-A-05). The all metal fan casing and guard provides a long lasting and robust construction.

The fans have been constructed from mild steel and suitably treated to ensure full corrosion protection, the guard shall be bright zinc plated. Fan plates and motors shall have a powder coated polyester epoxy paint finish in pastel beige (RAL 7032).


Motors are highly efficient, lightweight induction motors with sealed for life, maintenance free ball bearings, which allows the fan to be installed at any angle. Each motor is matched to the aerodynamic performance of the impeller. Motors are Class F insulated to EN 60034-5, weatherproofed to IP55 and all suitable for speed control. Each motor has integral thermal overload protection.

Fans are suitable for operating temperatures between -20°C and +70°C fixed speed and -20°C and +50°C when used with a speed controller. Electrical connection to the motor shall be provided by an IP55 terminal box fitted to a 550mm long flying lead.


Adjustable pitch aerofoil impellers are provided with blades made from high quality GRP. Impellers are factory set at an angle to provide maximum performance.

The hubs are manufactured from die cast aluminium alloy (LM24). Assembled impellers are to be dynamically balanced to ISO 14694 Grade G6.3.

Quality Management

Units are to be designed and manufactured with procedures as defined in BS EN ISO 9001:2008. All SSFV units are to be tested to ISO 5801:2007 (airside performance) and BS 848 Part 2:1985 (sound performance).

Typical Application

  • Industrial Units
  • Hospitals

Technical Information

Dimensional Data


All dimensions are shown in mm.

Performance & Electrical Data



Sound Data



Accessories & Wiring Data







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    Pre-galvanised mild steel

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    Galvanised steel casing with perforated steel lining and baffles

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Accessories & Wiring Data