raspberry pi

Hello my fellow growers and enthusiasts, This is my journal for my new grow. I have done this a numerous times. I am pretty happy with my setup and previous results, so it is time to share information with you guys. Tent: 80x80x200 centimeters (approx. 32x32x78 inches) Hydroponics System...

has anyone made a rasoberry pi enviorment controller? I have a friend whos a computer wish and i want to build one that controls Co2 ppm, heat, ac humidifier and dehumidifier, and light timers all on an app. ive seen poeple . say its possible. whts the best way to go about this? thank you guys