Questions tagged [tankless]

A tankless water heater directly heats water on demand, instead of maintaining a reservoir of hot water. Use this tag in conjunction with the [water-heater] tag

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12
votes
4answers
3k views

Can tankless & conventional water heaters join forces?

Although I have properly maintained my nearly 20-year-old 40-gallon (150-L) Kenmore natural gas-fired water heater, I have been considering replacing it with a natural gas-fired tankless water heater ...
12
votes
5answers
857 views

Installed Electric Tankless Water Heater - Internet loss when active

I installed an Ecosmart 27kw tankless water heater yesterday and as far as heating the water goes, everything works perfectly. The issue is when the water heater is running, I lose internet! Specs: ...
8
votes
1answer
311 views

How to evaluate the suitability of an electric tankless water-heater

I'm trying to evaluate if an electric tankless water-heater would be suitable for my home. There are just too many variables to consider, and I wonder if there is a mathematical approach to it. I'm ...
7
votes
8answers
8k views

Prewarming for tankless waterheater

I have a tankless water heater that is just a little bit to small for our new house - the temperature rise isn't quite enough for the winter months. Our basement is big and relatively warm so I struck ...
0
votes
3answers
37 views

Tankless Hot Water Filling Tub - GPM?

I have a question about how filling a bathtub would work with a tankless system. Due to my panels load/capacity I'm looking at the RHEEM RTEX-11 with a Flow Rate: up to 2.68 GPM. I'm worried about ...