door ventilation grid

PORTA it’s a series of ventilation grilles to use everywhere if you want to equalise air pressure between the rooms. PORTA is suitable for installing in doors and partition walls.
  •   please be aware that door thickness must be minimum 36mm  

    •   in housing 
        fireplaces, kitchens, bathrooms, toilets, boiler rooms, garages, utility rooms

    •    industrial buildings
      production halls, warehouses,garages,

    •    public utility buildings
      offices, hospitals, swimming pools, banks, hotels


    •   stainless steel
      brushed, gloss or matt

    •   brass
    •   copper
    •   galvanised steel
    •   galvanised steel – powder coated in selected colour


    Grill is equipped with assembly frame, which is permanently mounted in ventilation hole, and unnoticeable spring hooks. This solution allows quick assembly and dismantling of the grid for cleaning. Grill can be also installed permanently using screws. Each product comes with simple instructions how to install grill in few easy steps.


    We are pricing our products individually for every client. For us new order it's a new challenge. Prices may vary and depend on size of ordered grill, order quantity and material used. If you want to know final price for your order, please contact us via e-mail: hubert@ventilation-design.com or complete our valuation form.

    Please be aware that maximum size we can make is 1200mmx1200mm. If you want to order a bigger grille you need to take in count that postage costs will be considerable more.