Do tankless water heaters last longer? Which is better tankless or water heater? What is on demand water heater? Tankless water heaters will cost you twice as much as conventional storage tanks.
A standard traditional tank-type water heater starts out at about $800.
Installation can be more expensive , based on how much (if any) retrofitting is needed. You could be “output challenged” if maximum useage was calculated incorrectly. While tankless water heaters can be great investments, they are not without their disadvantages.
Disadvantages of a Tankless Water Heater It doesn’t support multiple tasks using hot water. Since it is using a heating rate of 2-gallons per minute , it may not be strong enough to support both laundry and a shower. Usually, the amount of water used is less, which cuts down on consumption and reduces monthly utility bills.
Instant Hot Water – Another advantage is that tankless water heaters provide hot water immediately upon demand.
Households with high hot water needs might find that a tankless water heater has more disadvantages than benefits.