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volcanic rock dust
designed to produce lush vegetative growth through the initial stage of flowering
4" x 6" plates and quad 160W heating elements
Lightweight with minimal size
Simultaneous temperature display
AC Infinity 4" 8' Ducting AC Infinity volcanic rock dustDesigned 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: 8 feet Includes two stainless steel 4" duct clamps