This solution meets the need for a EN12101-2 certified natural smoke exhaust ventilator that is also suitable as a roof entry hatch. The base adaptor is formed from high quality corrosion resistant aluminium and is available with single wall or double wall insulated base. Sideways opening can be either manual with gas springs or with electric motors.
The VENTRA as opening lid is available with various louvre- and base options and has standard a 24 V motor for daily ventilation and smoke exhaust.
To be installed on the roof, standard provided with a S5 flange type for fixing onto an upstand. Other flange options possible on request.
Tempered aluminium, sea water and corrosion resistant (EN AW 5754).
Corrosion resistant bearings.
Built-in weather resistant hydrophobic tape.
Note: aluminum is supplied untreated as standard. Possibility of being supplied with electrostatic painting (in any RAL color).
Roof opening width: 900 – 1800 mm.
Roof opening length: 966 – 2506 (11 louvres, max).
Note: some configurations need to be evaluated due to louvres’ materials. Please consult our technical department.
Ventra individual adjustable from 0° up to 90°.
Access roof hatch opening up to 90°.
Manual roof access system, with latch.
Operation VENTRA for day to day ventilation and smoke exhaust ventilation 24V electric, in accordance with 12101-02.
Opening sideways for roof access manually with gas springs and handle with internal lock or 24V electric.
AL – Single aluminium
AL ISO – Double wall aluminium insulated
PC16 – Polycarbonate 16mm, clear or opal
PC25 – Polycarbonate 25mm, clear or opal
Double wall aluminium with insulation (just for HB)
Depends on dimensions and type of infill.
Polyester powder coating