tankless heater

I bought a home a few months ago that had a Navien tankless water heater installed in 2019. Yesterday I noticed lots of water coming out of the condensate drain. The floor beneath the unit was a little wet too but whatever caused that bit of moisture has seemed to have stopped. But the water...

Hi guys, I have a customer whos' faith doesn't allow the tankless heater to kick on immediately when a faucet is opened on the Sabbath and certain holidays. Any ideas on how to create a 5 second delay before the tankless heater starts. I'm thinking of installing a small reservoir tank between...

I am renovating a new one bedroom, one bathroom home. It is 900 square feet in size, so space is at a premium. It means we won't be able to use the conventional big tank heater. Because we don't have gas, we'll need electricity ...and one Whole House Tankless or three Point of Use heaters in the...

A plumber installed a new tankless water heater today. My previous one crapped out and blew my exhaust vent across the yard. The plumber reset the vent birdscreen elbow faceing up toward the sky. Is that correct? Seems like rain water would get in and run down into the heater’s combustion area.

I have a 4.5 GPM tankless water heater supporting a hydronic heating system in my garage. Right now I have a Watts 500800 recirculating pump on the hot water side right after the Taco air scoop and pressure relief tank. The water runs through the pump and up to a blower (radiator) and back down...