Multisky AOV Fully Weathered Smoke & Natural Ventilator

The Multisky is an AOV fully weathered smoke & natural ventilator specifically developed for smoke and natural ventilation for industrial applications combining the EN Tested Roof Opensky with our industrial Mutli-Purpose Ventilator with side dampers for fully weathered natural ventilation.

  • vent typeN-SHEV
  • Tested toBSEN 12101-2:2003
  • Approved Doc B Free Area1.0m² & 1.5m²
  • Benefits


    • High free area performance
    • Meets 1.0m² and 1.5m² free area requirements
    • Opens within 60 seconds
    • Low maintenance & cost effective smoke vent
    • 6W/m2ºk U-value capability
    • Side damper for all weather conditions
    • Mill Finish or custom RAL colour
    • Tailored base to suit any sized opening
  • Features

    Day to day ventilation

    The Multisky can provide day-to-day ventilation when it is raining via the controllable side dampers, whilst also providing smoke extract ventilation via the BS-EN tested Opensky offering protection for buildings, occupants and contents

  • Features

    Robust and ready

    The Multisky is often used in arduous heat and noise environments within industrial and commercial buildings where space is limited on the roof ridge.


All of Powrmatic’s documents are available as PDFs. Simply click on the links below to download them.

How to Buy

As manufacturers only of N-SHEV ventilation equipment, our ventilation division can offer you product selection and application advice, or we can put you into contact with one of our ventilation design and installation partners who can provide you with a full turnkey package.

Need product advice?

Contact The Team

Get product selection and application advice for your project, or If you know your requirements, we can give you a quote, typical free areas and provide you GA drawings to assist you with your project.

Contact Us

Need a full turnkey solution?

Design & Installation

As manufacturers of N-SHEV ventilation equipment, we work in partnership with the UK’s leading ventilation specialists in the design, supply, installation and maintenance of N-SHEV systems.

Contact Partner