A proper greenhouse ventilation system is incredibly vital that you any grow operation, whether or not you’re a hobbyist with a smaller sized structure or a commercial farmer whose massive house protects their livelihood.
Our greenhouse hand crank can roll up sidewalls up to 300 ft long. It does so with a durable construction of stainless in a plastic-type material resin casing made 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 really self-locking, automatic brake will make sure that your sidewall will stay where you want it to.
With this hand crank, you’ll have the ability 
to control the temperature and humidity of your greenhouse. It also gives you side usage of both your low and high tunnel hoop houses. It’s even easy to Automatic Roll Up Sides Greenhouse install; simply follow these instructions for guidance about how to integrate this greenhouse curtain crank in to the creation of your greenhouse.
You can’t control the elements, but you can have all-weather control of your greenhouse with this complete roll-up curtain program. Our system contains everything you will need for years of continuous operation. No lumber to get, no extra poly fasteners to purchase; our price includes everything. In addition, you can choose a manual crank or an incrementally automated system. Our fabric is certainly a heavy-duty 12 mil. coated 10’x10′ weave fabric (not 6 mil. poly), strong enough to withstand the abuse of windy circumstances and actually rocks thrown by lawn mowers and weed-eaters. Growers prefer curtains that roll-up from the middle as opposed to 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 homes.
While most growers want roll-up sides because of their structures, the hardware elements associated with roll-ups can frequently be frustrating. Hopefully this post might help make roll-up side set up simpler.