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Water quality significantly impacts the lifespan of a small outdoor hot tub pump. Impurities, minerals, bacteria, and other substances in the water can damage the pump during operation.

The water temperature maintenance time of a small outdoor hot tub is closely related to the ambient temperature. If the ambient temperature is low, the water temperature in the spa hot tub will gradually drop due to heat loss. Especially in cold winter months, the water temperature will drop faster than in warm summer months.

Generally speaking, the life of a small outdoor hot tub water pump is usually around 3 to 7 years, but in some cases, high-quality water pumps may last longer. The following are several key factors that affect the life of a water pump: ● Brand and quality ● Frequency of use ● Use environment ● Maintenance

Generally speaking, the pump power range for small outdoor hot tubs is between 0.5 and 2 horsepower. The specific choice of pump power needs to be comprehensively considered based on the size of the bathtub, the number of massage nozzles, the intensity of the water flow, etc.