Bubbling of cup fountain nozzle is able to add air into the water spray it produce and make it plumpy and larger with less water. It could be used in all ponds. It has a high requirement to the stable of the water level. ModelConnectionsPressure(kpa)Discharge (M³/h)Height(m)Diameter(m)YSN4012 G1 50-100 3.5-8 0.3-0.5 0.2-0.4 YSN4013 G1½ 50-100 10-18 0.4-0.8 0.3-0.6