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Hi got a grow tent with autos in and are half way through. Im in an attic room conversion and since I moved here, a small bit of mould is near window cills, walls and grows on used tea bags in a week. I have noticed grey fluff in the holes of the airpots and a tiny bit on soil surface in the...

Idea. Place a beaker/recepticle in the center of your grow room under the plants. Fill with 20% vinegar water solution and add in 2 teaspoons of baking powder. Repeat once a week. Vinegar and baking powder react and the bubbles are CO2. Opinions please.