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 | HydroGEN PRO Water-Cooled CO2 Generator - Liquid Propane *DISCONTINUED*The HydroGEN PRO is the world’s first and only water cooled CO2 generator. Water cooling can remove 86% of the heat produced by burning propane and has many features not available in any other CO2 generator on the market. The unit can easily be...Only $429.95 |
 | HydroGen IceBox ThermostatThis high quality fan speed controller was custom made for Hydro Innovations by Grow Zone. Designed to regulate the air conditioning through the Ice Box, our thermostat controls power to the fans with separate settings for lights on and lights off temperatures....Only $134.95 |
 | HydroGen Pro Water Cooled CO2 Generator -- LP to NG conversion kit *DISCONTINUED*Converts your HydroGEN PRO gas usage from liquid propane to natural gas. Â If you're confused or have questions about CO2, check out our CO2 buyers guide. Â Â Want to know know long your tank will last in your growing space, or how long you need...Only $79.95 |