TrolMaster CO2 Alarm Station - Blue light (AS-4） Black Dog LED 36W High-Efficiency LED Grow Lights

36W High-Efficiency LED Grow Lights simulate natural sunlight

and ceiling bars to hang various equipment such as reflectors and filters

This speed adjustment with static pressure changes allows for the same amount of air to pass through the filter without reducing the cubic feet for minute (CFM)

2″ Manifold & Joints with 2” UC Spin-Tight Bulkheads

TrolMaster CO2 Alarm Station - Blue light (AS-4） Black Dog LED 36W High-Efficiency LED Grow LightsCO2 Alarm Station Blue light (AS 4 The AS 4 CO2 Alarm Station is an audible visual alarm module that features a Blue light LED display indicator and a LCD digital ppm level display. It is designed to be mounted outside of grow room or grow facilities to monitor the CO2 ppm level. The AS 4 can be linked to either AL 1 or AL 2 CO2 sensors channel, or it can be linked to both sensor channels for complete redundancy. The AS 4 will sound an audible alarm