Bluelab External Lockout and Alarm Box CO2 Systems vegetables and fruit crops

vegetables and fruit crops

Long life 3 AAA batteries

Copper body rather than plastic

just rehydrate them with water and they'll be good to go

Essential elements are not derived from harmful chemicals such as urea and ammonia nitrate

Bluelab External Lockout and Alarm Box CO2 Systems vegetables and fruit cropsUse the Bluelab External Lockout & Alarm Box to connect the Bluelab Pro Controller to external switches, for example a float switch or a greenhouse alarm system. When these switches are activated, the Bluelab Pro Controller is placed in lock out mode, so no further dosing will occur until reset. Comes with built in alarm which can be disabled if required. It can be connected to an external alarm (horn or flashing light).