When it comes to energy-efficient residential heating, heat pumps and condensing furnaces have grabbed most of the attention lately. But the benefits of hydronic radiant systems should not be ...

Nothing too complicated about this project—use solar radiation, a principle as old as the sun itself, to heat water. The trick is transferring the energy from one body of water (your solar hot water ...

The author’s woodstove is plumbed to a recycled water heater that sits above the stove, allowing the thermosiphon effect to circulate water between them. For years, we’ve been experimenting with ...

Discover how a solar heat pump system in Australia maximises efficiency. Learn to slash bills and use thermal storage as a ...

Conventional district heating systems are generally designed around the load. However, an alternate approach would be to design around potential heat sources, including the waste heat from power ...

Last month I wrote about early steam heating and how experimentation led to discovery, which led to new products or piping techniques. This time I will be writing about the early days of gravity hot ...

Getting a heat pump may be seen as a huge task requiring new insulation and radiators, but not all homes will need such changes – and there’s an easy way to find out ...

The decision to convert from steam to hot-water heat was an easy one for Steve LaFlamme, president and CEO of Oneida Real Estate Services. In all, LaFlamme has chosen to replace steam with hot-water ...