The “instant hot water” thing is a complete misnomer. The water still has to make it from the tankless heater just like it does the tanked heater. Has to travel the same distance from the heater to the faucet. Unless you put a tankless heater under every faucet, there’s gonna be no difference in...
Tankless all the way…Installed one recently and would never go back. Why heat your water when you’re not using it. Installed mine myself in a day. As long as you’re putting it in the same location as your original water heater, it’s pretty much idiot proof. I know how to sweat copper pipes, but...