All You Need in One Box
If you have a greenhouse with one vent or curtain motor, the iVent 300 & iCover 300 is all that you need. It’s simply that easy. There’s no need to waste time matching a motor controller with the right environmental controller – the iVent 300 & iCover 300 will take control of your vent or curtain motor with ease.

Small Yet Powerful
Don’t let the iVent 300 & iCover 300’s small form factor fool you, this control solution packs a punch. From the weather station capabilities to alarm notifications found in every unit, the iVent 300 & iCover 300 delivers industry – leading performance at a simply unbeatable price.

With the launch of the 100 Series Environmental controllers and subsequent 100 Series Integrated Panel, Link4 Corporation answered the call of most small to medium sized growers for a cost effective way to manage their crops. As we strive to continually develop specialized solutions for individual growers, both large and small, a new opportunity presented itself. Through our network of industry insiders, we have discovered a segment of growers that require an inexpensive solution for controlling an individual vent or curtain motor with precision and simplicity.

This summer, Link4 Corporation is proud to announce the launch of the iVent 300 and iCover 300 Environmental solutions. The iVent 300 and iCover 300 series controllers were developed specifically to intelligently automate individual vent and curtain motors without the need for excess wiring or external intervention. This unique, cost-effective package combines the power of a Link4 motor controller with the dexterity of our environmental solutions to create an ideal platform to control your vent or curtain.