30 days return. Buyer pays for return postage. If you use an eBay delivery label, it will be deducted from your refund amount.
Condition:
NewNew
CO2-fertilizer with automatic CO2/pH control for the optimal supply of all aquarium plants in freshwater aquariums from 40 to 600 l. CO2 bottle (disposable or reusable) and a pH electrode must be purchased freshly Easy structure: Mix the pressure reducer on CO2 bottle (not included), connect solo valve with CO2 controller, hose with bladder/check valve and reactor. Connect pH electrode (not included). Set CO2/pH controller No slipping of the hose due to hose screw connections, check valve prevents water penetration in bottle. Manometers indicate bottle and work pressure. Pressure reducers fits CO2 disposable and reusable bottles The CO2/PH controller measures the pH (CO2-dependent) via the pH electrode (not included) and controls the CO2 supply via the solenoid valve automatically until.