HM Digital Pro Series Pen style pH/Temp meter Grow Light Bulbs Space the plants approximately 4-6

Space the plants approximately 4-6 feet apart to allow for proper air circulation and growth

and rotary evaporation

powerful growth and bountiful yields

The temperature range desired determines the probe/thermocouple type:

This allows our press to be constructed from a single solid piece of material

HM Digital Pro Series Pen style pH/Temp meter Grow Light Bulbs Space the plants approximately 4-6Description PH 200: Waterproof Professional Series pH Temp Meter The PH 200 is a professional grade pH Temp meter ideal for all pH testing water. With its advanced microprocessor it provides highly accurate dependable readings in such applications as hydroponics, purification applications, wastewater regulation, aquaculture, colloidal silver, labs and scientific testing, pools and spas, ecology testing, boilers and cooling towers, water treatment,