A proper greenhouse ventilation program is incredibly important to any grow operation, no matter whether you’re a hobbyist with a smaller structure or a commercial farmer whose massive house protects their livelihood.
Our greenhouse hand crank can roll-up Automatic Roll Up Sides Greenhouse sidewalls up to 300 foot long. It does so with a durable construction of stainless in a plastic material resin casing designed to battle off long-term corrosion and put on. What’s more, it’s 4:1 equipment ratio makes for easy cranking and it’s self-locking, automatic brake will ensure that your sidewall will remain where you want to buy 
to.
With this hand crank, you’ll be able to control the temperature and humidity of your greenhouse. It also gives you side usage of both your low and high tunnel hoop homes. It’s even easy to install; just follow these guidelines for guidance on how to integrate this greenhouse curtain crank into the creation of your greenhouse.
You can’t control the elements, nevertheless, you can have all-weather control of your greenhouse with this complete roll-up curtain system. Our system includes everything you will need for a long time of continuous procedure. No lumber to purchase, no extra poly fasteners to get; our price includes everything. Furthermore, you can choose a manual crank or an incrementally automatic system. Our fabric can be a heavy-duty 12 mil. coated 10’x10′ weave fabric (not really 6 mil. poly), solid enough to withstand the abuse of windy conditions and even rocks thrown by lawn mowers and weed-eaters. Growers prefer curtains that roll up from the middle instead of rolling up from the bottom; crank rotations are decreased by 50%, and curtains are kept straight. Affordable and simple to operate natural ventilation as well as adaptable to any greenhouse with straight sidewalls.
Roll-up sides have quickly become the cheapest cost way to ventilate greenhouses, high tunnels and hoop houses.
While most growers would like roll-up sides because of their structures, the hardware components associated with roll-ups can often be frustrating. Hopefully this post might help make roll-up side set up simpler.