The Rinnai natural gas tankless water heater boasts being able to handle continuous water for up to plumbing and appliance outlets at the same time and at the same, pre set temperature..For a basic project in zip code heater, the cost to Replace a Water Heater starts at $, $, per heater. Actual costs will depend on job size, conditions, size options..How much replacing a water heater should cost. Average costs and comments from CostHelper’s team of professional journalists and community of users. With all needed parts and labor, hiring a plumber to install a traditional gas water heater costs $ $, or more, depending on capacity with gallons the most common sizes length of .Like any appliance, water heaters break down over time and need to be replaced. No one enjoys taking a cold shower, so ideally, you’d like to be able to replace your water heater before it completely stops working..
Tank vs. Tankless. Average cost with installation Tank $. gallon tank Tankless $, .