The world’s largest geothermally heated hotel, which happens to be connected to the world’s largest mineral hot springs pool, is in the middle of a major upgrade to its 30-year-old heating system.

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 ...

Scientists in the United States has developed a new photovoltaic-thermal system design that utilizes parallel water pipes as a cooling system to reduce the operating temperature of photovoltaic panels ...

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 ...

AGE-OLD SECRETS: Before drawing off the boiler’s old water, pour a pint or so of oil on the surface of the water in the expansion tank, which is always to be found at the highest point in the system.

OFTENTIMES WHEN WE, as hydronic heating contractors, get the opportunity to supply and install a companion domestic hot water heating system, our responsibility stops at the hydronic connections. The ...