If you're shopping for a new water heater or thinking about ditching your water heater and going tankless, then dive into these three myths commonly associated with tankless water heaters, as well as three reasons you should go tankless. While Risinger is a fan of tankless and will share his reasons for going tankless, he always wants to let us know exactly what's going on. In this case, he'll shatter some illusions about tankless water heaters so that users know exactly what they're getting into. Myth 1& Tankless saves you moneyMyth 2& Instant hot waterMyth 3& No maintenanceThree reasons to go tanklessPerformance (nearly limitless hot water)Space considerationsLifespan