De Gier · Ventilation drive systems
Drive systems for ventilation: Air inlet valves
Drives that open and close the wall air inlets of a poultry house so fresh air enters in the right direction, height and speed. Four layouts are offered: steel cable, gear rack, drive tube and belt.
At a glance
- Layouts: steel cable, gear rack, drive tube, belt
- Drives: KL300 MultiWinch or GW series
Details and picture from the manufacturer: degierdrivesystems.com
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KL300 MultiWinchA compact 24 V winch motor with built-in electronics, made for livestock houses. It opens air inlet valves and dampers in poultry houses, and also heavy tunnel doors, hatches and daylight systems.More 
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