LTL Controls CO2 Generator: 4 Burner Propane (Low Altitude) for grow rooms. Features stainless steel construction, electronic ignition, adjustable CO2 Output#220410 #LTLControls #CO2Generator #BurnerPropane # Air|Water|CO2 #CO2Generators #HydroponicsTown #HydroponicsFarming https://www.hydroponicstown.com/220410-ltl-controls-co2-generator-4-burner-propane-low-altitude