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Natural ventilation grilles Natural ventilation grilles (metal and plastic)
PM - Adjustable flow plastic ventilators PM

PM - Adjustable flow plastic ventilators PM

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Description Area (cm²) Packg. * Code
Adjustable-flow ventilator PM 100 0/60 60 6496
Adjustable-flow ventilator PM 150 0/90 50 6497
Adjustable-flow ventilator PM 200 0/120 40 6498
* packaged quantities are shown for information purposes – All items can be ordered singly
Adjustable-flow ventilator PM 100





These white polystyrene ventilators consist of a barred grille and a wall seal adapter that holds two moving flaps to close off the airway.

The vertically or horizontally mounted frame is sealed into the masonry.

The grille plugs directly into the frame and is held by two clips.

   A (mm)   B (mm)   H (mm)
PM 100 130 130 100
PM 150 130 180 150
PM 200 130 230 200