MARTHA’S VINEYARD, MA — Nelson Mechanical Design installed a 20-collector solar hot water drain back system to provide pool heat, radiant floor heating, and domestic hot water pre-heat for a customer.

A group of scientists at the University of Cordoba, in Spain, has developed a photovoltaic system design for hot water production that is claimed to use around 95% of the available energy it can ...

While generating green energy, solar panels usually create excess heat that goes unused. But with a new, innovative design, scientists have found a way to harness those precious leftovers to give the ...

A research team at the University of Córdoba has designed a sustainable photovoltaic solar device that can heat water up to 80 degrees - just like a regular electric heater A significant percentage of ...

Q: Based on our water bills, my family uses lots of water and much of it is probably hot water. Is there a simple solar hot water system design that I could build myself? A: Heating water can account ...

Hildisrieden, LU - January 09, 2026 - PRESSADVANTAGE - Oekoboiler Swiss AG, a Swiss manufacturer specializing in ...

The Thriamvos company truck pulls up at noon outside the four-storey building in the heart of Nicosia. It’s the third rooftop installation of a solar-powered water heating system that Petros Mihali ...

Solar water heaters work by absorbing sunlight in solar collectors and saving the heated water in a storage tank. Both active and passive solar water heaters are available. Active systems are ...

Heating water is one of the most energy-consuming and costly household tasks. According to the Department of Energy, it makes up roughly 18% of a standard home's monthly energy budget. And if you use ...