The bottom line is your tankless water heater needs a filter. Like all homes, the incoming water supply should be safe to drink, but it still contains microscopic particles, such as mineral deposits, that can cause issues with your tankless water heater. These circumstances make a water filtration system essential.

Does a tankless hot water heater have a filter?

Yes. Plain and simple: if you have a tankless water heater, you should use a tankless water heater filter. A tankless water heater filter ensures the water entering your tankless water heater system is filtered and does not have the minerals that cause scale.

Can sediment build up in tankless water heater?





Sediment and mineral buildup can also obstruct the pipes and reduce the flow rate of your tankless water heater. Sediment and buildup can accumulate to such a degree that it even blocks pipes, causing clogs, leaks and potential damage to your water heater.

Do I need a water heater filter?

Water heater filters keep minerals from coming out of solution becoming scale, so there’s really nothing filtered out. If dirt and debris get into the heater, you may want to install a filter at the point of entry to protect the whole house from dirt and debris in the water.

How often should you change the filter on a tankless water heater?

We typically recommend changing your filter every 6 months. If at the 6 month mark, you notice your filter is very dirty, you may decide to change your filters more often. If at the 6 month mark you notice your filter is still clean, you may decide to give it more time between filter changes.

Where is the filter in a tankless water heater?

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Do I need water softener for tankless water heater?





A: No. It is not required to install a water softener, but if you live in an area that has hard water it will eventually harm the performance of your tankless water heater.

Which filter is best for drinking water?

That’s where water filters come in.

  • Best Overall: Big Berkey Gravity-Fed Water Filter.
  • Best Budget: Brita Standard Everyday Water Pitcher.
  • Best Reverse Water Osmosis: APEC Water System Reverse Osmosis Filter System.
  • Best for Easy Installation: Waterdrop RO Reverse Osmosis Water Filtration System.