Adding oxygen into a fishpond is very important for fish health, particularly in densely stocked ponds and in the summer months when oxygen levels decline.
Air pumps can also be used to circulate water and help prevent the pond from freezing in winter.
Air inlet.
Air filter.
Robust diaphragm.
Quiet reliable low wattage motor with low running costs.
Rubber feet stop pump vibrating.
Air stones should not be placed at a depth greater than 2M.