The magical elixir created by the combination of hot water and air swirling together is a truly self-indulgent treat. The physical and mental benefits of which are numerous. Unfortunately, millions of air bubbles entering the bath every second cools the water temperature very quickly. As a bather, you are required to either interrupt the pleasure of your bath to drain and replenish hot water or limit your bathing time. Neither option is very desirable. A jetted bathtub featuring a bath heater utilizing Certified Real Heat™ technology assures the water temperature will remain in your personal Comfort Zone for as long as you desire.