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Roof Opening 1" zinc alloy Greenhouse rack and pinion with galvanized sheet house
This pinion works with hard aluminum rack, and is used to open and close continuous ventilation windows of greenhouses and similar building. It will be driven by a 1" steel tube.
The pinion involves mainly one zinc alloy gear, one galvanized sheet house, and two nylon bearings.
Its gear is made of zinc alloy, and is strong. It works well with hard aluminum rack, and rustless.
The gear is located in a galvannized sheet house, and is supported by two nylon bearings.
This pinion can be easily turned, and has long life time. Its maintenance is very easy. While running, the pinion makes almost no noise.
This pinion works with hard aluminum rack, and is used to open and close continuous ventilation windows of greenhouses and similar buildings.
1). High quality components and materials.
2). Strong gear, galvannized sheet house, and nylon bearings.
3). Easy maintenance, reliable performance, and long lifetime.