Reply To: Tankless Water Heaters Home › Forums › Home and Garden › Tankless Water Heaters › Reply To: Tankless Water Heaters greeper December 15, 2011 at 3:42 pm I have one in my regular house any my weekend house. They are good if you get the right size, more expensive to install by about 1000. Also, don’t buy off the shelf at Home Depot. Get a Rinnai. (Total cost for ours, with install, was 3200).