The rack-and-pinion mechanism is the gear drive that converts the rotation of a vent motor’s driveshaft into the precise opening and closing of roof vents via push-pull tubes running through the greenhouse.

← All terms

Timo Raus
Timo RausFounder, DutchGreenhouses®

A LITTLE DUTCH KNOW-HOW

Book a project call

Tell me what you want to grow and where. We’ll talk through your plans and the next step.

20-minute introductionVideo call
Choose a time that works for you.Times are shown in your timezone.

Finding available times…

No suitable time? Send your preferred times