Grow1 Extra Sensor For Grow1 Wireless Weather Station CO2 Controllers The EL1 can control 500

The EL1 can control 500 max repeater bus fixtures and 40 max single bus fixtures without a booster

Maintains set temperature precisely

these fungi secrete growth and bloom co-factors directly into your plants

This easy to use CO2 controller determines precisely when to activate and shut-off CO2 generators to maintain user-defined LOW and HIGH CO2 values in the grow room

Our Glacial Rock Dust lets the soil re-create the colloids (minerals and humus) which are needed to improve soil structure

Grow1 Extra Sensor For Grow1 Wireless Weather Station CO2 Controllers The EL1 can control 500This sensor pairs exclusively with the Grow1 Wireless Weather Station, displays the temperature and humidity readings, and has a range of up to 165 feet. A maximum of 3 sensors may be paired per station.