Scientists in China have designed a photovoltaic-thermal integrated air-source heat pump hot water system that uses a phase change tank to lower energy consumption and achieve higher power generation ...

The system centers around the upgraded Aqua Spine 3.0, an extendable rail system that attaches easily to any surface, ...

Here's an update and how I set-up my solar automatic container water system (called Irrigatia). Here's a discussion including several links for more information on our forum about the Irrigatia: Feel ...