Products

Do you live where it’s windy every day?  Or do you happen to be in the path of possible hurricane force gales? The Manual Vent Control is not only ...

For use with the manual Vent Control C3535. These Extension Handles are available in two convenient sizes to fit your greenhouse.  It’s sturdy and ...

Need a simple, strong, reliable vent opener for larger greenhouse vents? The Megavent Control is built tough to handle heavier vents up to 26 lbs. ...

Is your Megavent Control not opening like it used to? This Replacement Cylinder restores automatic vent control, responding to temperature changes ...

These are the most economical replacement shutters that are still made from aluminum ensuring no rust and years of service.  These are the perfect ...

Need the easiest way to control humidity in your greenhouse? This Plug-In Pre-Wired Humidistat lets you manage humidity levels with a simple dial a...

Need a reliable way to keep your greenhouse cool? A proven and visually appealing design, the Schaefer Exhaust Fan provides strong, consistent airf...

If you have plants in your greenhouse then you NEED air circulation. The Schaefer Long Life Circulation Fan is designed to keep air moving evenly i...

For better air circulation - C2090 Provide extra cooling for your greenhouse by suspending the shade panel 9" above the ridge beam. This allows bet...

Do you want assurances that your Heavy-Duty Shutter will maximize airflow? Well, this Shutter Motor is the perfect fit to automate the C3212 Heavy-...

You need the control and predictability of an exhaust fan system but cannot run power to your greenhouse. No electrician necessary, the Solar Exhau...

Want to make sure your greenhouse stays cool and comfortable without needing extra wiring or ANY electricity? The Solar Shutter Control Kit is a si...

Looking for a no-fuss, passive, way to keep your DIY greenhouse ventilated? Or maybe you have a shed or other building that needs passive air cooli...

These are the controllers that take the wiring and the guess work out of environmental control. Choose for cooling or heating (or get both).  This ...

Want a reliable and economical way to control a light greenhouse or cold frame top hinged roof vent? The Univent Automatic Vent Opener does just th...

Need precise but economical temperature control for your greenhouse heating or cooling equipment? A familiar design, this Wall Thermostat makes it ...

Need a thermostat that can handle greenhouse humidity that will last countless trouble-free years? This Waterproof Thermostat is built to work in h...

Are you in an extra windy area or do you just need to keep rain and debris from coming through your greenhouse fan? This Weather Hood is designed t...