Attach Mr.White Light Duty Stowable Stanchion, 2PK Chain Light Duty Stowable Stanchion is a cost-effective traffic and crowd control solution. The stanchion is 41-in tall with a 14-in hollow base that can be filled with sand for added stability.
VENTOSTAT WALL MT TRANSMITTER W/DISPLAY, 2CH CO2, ACTIVE HUM/TEMP, CURRENT/VOLTAGE, 0-2K PPM Ventostat T8200-HD Wall Mount CO2 Transmitters provide CO2 concentration measurement combined with active humidity, active temperature, and a passive temperature 10k thermistor measurement for HVAC and BAS applications..