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Step Eight: How Your Hot Tub Heats Water

Layout 1: Most Popular General Layout.
PATH: Water flows through filter, through pump, through heater, and back into hot tub by either heater port or jet. NOTE: This illustrates a style of hot tub that uses a standard "jet" pump on low speed to both filter and heat the water. Normally this style to low speed only comes on when its filtering or heating.



Layout 2: Most Popular Post 2000 Jacuzzi Hot Tubs.
PATH: Water flows through filter, through pump, through heater (either shown, "U" style, or Canister Heater, and back into hot tub by either heater port or jet. NOTE: Is this illustration, the pump is a "circulation pump" and operates 24/7 with a LOW Flow.