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It can be connected to an external alarm (horn or flashing light)
the Spartan Series Basic CO2 Controller gives you everything you need to accurately raise the CO2 levels in your growing environment
These Mini-Blocks are individually wrapped in white plastic to minimize algae growth
Eliminate odors safely and permanently with Ona Gel
Super Sprouter® Seedling Heat Mat Thermostat Size:Super Sprouter Seedling Heat Mat Thermostat (6/Cs) It can be connected toThis excellent quality, reliable thermostat is designed to be used with the Super Sprouter Seedling Heat Mat or any other heat mat. Its precise control allows the user to closely control mat temperature and easily dial in the ideal germination temperature. Easy to usesimply plug the mat into the thermostat then place the temperature probe into the desired location. 120 V grounded plug.
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