Pay in 4 interest-free payments of $37.05 Learn more
Ships within 48 hours · Estimated delivery Sep 5 - Sep 10
polarographic probe with 3m cable
The kit also comes with the Jump Start Windowsill Heat Mat
• External flow restrictor for 2:1 drain to product water ratios
Unique open rated lamp construction reduces radiant heat from the arc tube and is suitable for open fixture use
TrolMaster - Legacy Beta Series Digital Controller CO2 PPM for Regulator & Generator spl_cp polarographic probe with 3m cableThe BETA 8 CO2 controller offers a precision CO2 NDIR sensor controller in an affordable easy to use package. The BETA 8 features a high quality remote CO2 sensor (with 16ft cable) and built in photocell to automatically activate your supplemental CO2 system to maintain CO2 PPM levels only during daylight hours. The BETA 8 also has adjustable deadband and min max recall. It also has a fuzzy logic feature which will more accurately control compressed