16-17MM Double Layered Tubing Grow Tents Systems Trays or desktop placing the temperature

or desktop placing the temperature sensor

Active Air's indoor-outdoor thermometer gives you more

Includes mounting bracket

A little goes a long way

Directly influences numerous enzymatic processes and stimulates the plant's immune system

16-17MM Double Layered Tubing Grow Tents Systems Trays or desktop placing the temperatureThe 16 17mm Double Layered Tubing connects to all of our 16 17mm Pipe Fittings and serves as a manifold for all of the FloraFlex Micro Dripper Assembly units. The white outer layer helps deflect light and keep temperatures cooler inside of the tubing, the opaque black inner layer blocks all light which prevents algae buildup in the tubing and helps to keep your system clean. BPA and Lead free Polyethylene