ALIEN RDWC 4 Pot 1 Row Kit Air Pump Option:With Air Pump 01 calibration buffer that is

01 calibration buffer that is NIST traceable and supplied with a Certificate of Analysis

- Successful pH calibration indicator

Independent Shelf Control & Sensing - Every shelf is equipped with its own solid state relay and temperature sensor

Includes three individual beds that stack together to create one deep

promote healthy plant growth

ALIEN RDWC 4 Pot 1 Row Kit Air Pump Option:With Air Pump 01 calibration buffer that isThe ALIEN RDWC 4 Pot 1 Row Kit is available in 2 pot sizes and 2 header configurations, with or without an air pump (required for operation). Easy to configure and assemble with advanced features and setup options, grow 4 plants to perfection in recirculating deep water culture with this ALIEN RDWC Kit!