Ventilation Extract Chimneys

The Magdek PolyPower Chimney™ ventilation systems are a best seller on poultry farms across the UK. Our new design creates higher pressure output for the same electrical load and come complete with cut off tops, drop in fan liners and fitted roof collars.

The Magdek Polypower Chimney helps to clear the air in your sheds, allowing for happier animals.

Dispersing of Dust

Our elevated chimney heights give better dispersal of dust and fumes, guaranteed to satisfy local authorities and the environment agency and even improve solar panel output.

Key Features

  • Welded leak proof roof collar
  • Durable lifetime warranty
  • Polyethylene
  • Grey/black
  • Vertical discharge
  • Fits inside current extracts
  • Easy clean
  • Complete with back draft
  • 300mm – 960mm diameter
  • Elasticated covers
  • Belmouths
  • Rotary dampers
  • Automatic dampers


Whether a new house or refurbished, Magdek takes pride in leading the field with innovative designs at unbeatable

Re-liner systems are available as retrofits for older sheds and we offer a square to circular conversion kit to maximise efficient airflow output.

  • More air per £
  • Better dispersal
  • Higher specification
  • Lower prices

    Product Gallery

    Scroll to Top