Having hot water for showers and dish washing is certainly a joy that makes off-grid feel as luxurious as on-grid, yet without utility bills or fossil fuels. Where I live, summer sunshine is abundant, ...

Switch to solar with a system built for you. 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 ...

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.

When Terry McIlveen built his home in Maine in 1997, he made the unusual choice to install radiant floor heating. “People thought I was nuts,” he says. However, since that time, radiant floor heat has ...

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 ...

It took a while to decode the email I received from Carroll Hampleman (you can see why below), but his home made water heater is worth the bother. Mirrors are arranged to reflect and concentrate the ...

SOLAR HOT WATER pre-heat systems fall into two basic categories active and passive types with numerous subcategories. A passive solar DHW pre-heater is also known as a breadbox heater or batch heater.

We live in interesting times. Never before have we witnessed so much change in so little time. Whether we resist or embrace change, it is still inevitable, but if we actively embrace the changes we ...

Nicholas Gill receives funding from the Australian Research Council and the NSW Department of Primary Industries Chris Gibson receives funding from the Australian Research Council. Gordon Waitt has ...

On a recent visit to Yunnan Province in southwest China, I was pleasantly surprised to see solar water heaters on countless home and building rooftops, even in remote rural villages. These ...

A research group from Ireland developed a PVT system consisting of a 170 W photovoltaic panel connected to a water tank placed at the backside of the PV module itself. The PVT module is able to ...