AC Infinity Flexible Four-Layer Ducting, 4" x 25' Cloning Systems Features an LCD display with

Features an LCD display with remote smart temperature and humidity sensors

making root-zone inspection much easier

The blades and impeller are constructed of lightweight aluminum

Vermiculite granules attract and hold ammonium

Jack's Professional 20-20-20 performs exceptionally well across:

AC Infinity Flexible Four-Layer Ducting, 4" x 25' Cloning Systems Features an LCD display withAC Infinity Flexible Four Layer Ducting 4"X 25' Designed for ventilation applications including HVAC, dryer, grow rooms and tents. Four layer design makes it more durable and resistant to leaks, tears, and cuts. Steel wire spiral structure is flexible and easy to install in hard to reach places. Constructed of Aluminum and thermoplastic, tube can be shortened for various applications. Ducting Size: 4 Length: 25 feet Includes two stainless steel 4"