FIVE (5) Supreme Hydroponic Air Pump AP-4 (2 Outlets) Model # 40514 - TESTED Up for sell is FIVE (5) Supreme Hydroponic Air Pump AP-4 (2 Outlets) Model # 40514 TESTED Supreme Hydroponic Air Pumps have been designed to satisfy the requirements of a multitude of water-related applications. All AP-Series air pumps operate on standard 115V electricity and come with a 6' power cord. The oil-less motor is designed to operate efficiently and save energy. Supreme Oxy-Flo Low Volume Air Pumps are low-energy pumps that can be used for aerating smaller nutrient tanks and bucket systems to help stimulate root growth. Aerates Nutrients to Stimulate Root Growth Energy-Efficient Design Easy to Use Air Pump Quiet Operation Accepts Standard 3/16" Airline Tubing Oxy-Flo Low Volume Air Pump Specifications: AP-3 Air Pump up to 60 Gallons Air Volume: 110 cu.in/min Maximum Water Depth: 3.3' Number of Outlets: 1 Watts: 2.8, L/min: 1.8, Pressure: 0.010 MPa (1.45 psi) AP-4 Air Pump up to 100 Gallons Air Volume: 275 cu.in/min Maximum Water Depth: 4' Number of Outlets: 2 - Flow Adjustable Watts: 3.5, L/min: 4.5, Pressure: 0.014 MPa (2.0 psi) AP-8 Air Pump up to 200 Gallons Air Volume: 549 cu.in/min Maximum Water Depth: 4.5' Number of Outlets: 4 - Flow Adjustable Watts: 7, L/min: 9.0, Pressure: 0.014 MPa (2.0 psi) Please do not hesitate to message me if you have any additional questions. Sold as-is, No Returns. Shipping price includes shipping insurance. Tamper labels are placed on item to protect buyer sellers as well. We are a 3rd party seller. We do not represent or imply, in anyway, that we are an authorized seller. The actual item colors may be lighter or darker than the pictures due to lighting, reflection and differences in photography or technologies. If a problem is discovered after the sale, a refund will only be issued if the item(s) are returned. If a problem is found in a single item which is part of a lot, everything must be returned. No exceptions. No partial refunds will be given after the sale. Thanks for looking, Happy Bidding ********NO INTERNATIONAL SHIPPING, LOWER U.S. 48 STATES ONLY******* If you have a problem please contact me first. Please don't immediately open a claim. You MUST contact me within 3 days of delivery or it will be considered a closed auction after that point, Thanks!!