"Haven't had a problem." Homeowners offer useful advice after parent shares concerns about next-gen water heaters: 'It is almost all upside' first appeared on The Cool Down.

William and Annette Vannice power their home near Redstone using geothermal energy harnessed from a natural hot spring located on their property.

These inverter-driven systems provide quiet operation — as low as 25 dB(A) indoors — and effective performance in a wide ...