Humidity meter

Temperature meter which I have

Humidifier via I see and hear you guys talking about them?

Ph calibration liquid 4.0// 7.0?

S-P3 Fans?

I’m all :ear:

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All of the above an a water :droplet: meter to check ur temp an hydroguard :+1:t2::dash::seedling:

Why do you need Ph calibration liquid? Doesn’t the Grobo have bottles for this? Or perhaps this is just referring to distilled water?

They have a YouTube video on it u need 7.0 solution an a 4.0 :+1:t2::dash::seedling: