An effective greenhouse ventilation program is incredibly important to any grow operation, whether or not you’re a hobbyist with a smaller sized structure or a industrial farmer whose massive home protects their livelihood.
Our greenhouse hand crank can roll-up sidewalls up to 300 feet long. It can so with a durable construction of stainless in a plastic-type material resin casing designed to combat off long-term corrosion and use. 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 stay where you want it to.
With this hand crank, you’ll be able to control the temperature and humidity of your greenhouse. It also gives you side access to both your low and high tunnel hoop houses. It’s even simple to 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 weather, 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 a long time of continuous operation. No lumber to purchase, no extra poly fasteners to get; our cost includes everything. Furthermore, you can select a manual crank or an incrementally automated system. Our fabric is a heavy-duty 12 mil. coated 10’x10′ weave fabric (not really 6 mil. poly), solid enough to endure the abuse of windy conditions and even rocks thrown by lawn mowers and weed-eaters. Growers choose curtains that roll up from the middle as opposed to rolling up from the bottom; crank rotations are reduced by 50%, and curtains are kept straight. Inexpensive and simple to operate natural ventilation as well as adaptable to any greenhouse with straight sidewalls.
Roll-up sides have swiftly become the cheapest cost way to 
Automatic Roll Up Sides Greenhouse ventilate greenhouses, high tunnels and hoop houses.
While most growers would like 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 installation simpler.