Over the past ten years, Universal Controls has become Denver"s premier company for environmental controls, including CO2 enrichment, irrigation, and fertigation. Our state-of-the-art CO2 system controller and touch screen panels, paired with our proprietary safety system, makes it easy to set your desired amounts, levels, and timers from anywhere in the world. Take comfort of knowing your garden is always protected and producing the best product on the market. Contact Universal Controls today to see how you can maximize growth, while minimalizing your workload, with the safest system in the nation.