40kW to be the new norm for household solar

November 22, 2016 matthew Leave a comment

Tesla's merger with Solarcity has now gone through and this will mean big solar on houses.  And when they mean big they mean upto 8 or 10 times what is being installed today.  From add on systems that are commonplace now Tesla in the new eyar will be offering solar tiling which covers the entire roof from ridge-lines to gutters, which would provide capacities in the range 20 - 40kW.

Methven Kiri Satinjet Ultra Low Flow Shower wins design award

December 17, 2015 admin Leave a comment

Methven – the global designer and manufacturer of premium showers and tapware – is celebrating yet another prestigious award win after its Kiri Satinjet Ultra Low Flow Shower won a “green” medal in the Green Good Design Awards from The European Centre for Architecture Art Design and Urban Studies and The Chicago Athenaeum: Museum of Architecture and Design, the largest and oldest awards for contemporary design in the world. The Kiri Satinjet Ultra Low Flow Shower became available in the UK and Europe earlier this year.

Slash your hot water bill by 86%

December 16, 2015 admin Leave a comment

Let’s face it showers wash a lot of heat energy and water down the drain and there are an awful lot of them out there.  Therefore making showers more efficient could really make a big difference to world energy and water use and that is just what might happen.

Evaporative Cooling - It's bad for energy efficient homes

November 30, 2015 admin Leave a comment

Are you contemplating buying an evaporative cooler this summer – well, my advice is don’t because these deliver terribly poor performing and inefficient cooling and they’re expensive to uninstall.

Evaporative cooling is primitive, outdated and has been superseded by advances in modern, fast and efficient reverse cycle air-conditioning which is based on a variation of the same technology that runs our kitchen fridge, reliably keeping our food from spoiling day in and day out.

The complete solar roof is making a big return

November 30, 2015 admin Leave a comment

BIPV was a buzzword that kept on buzzing while the solar industry was in its early days and solar was something that most of us had only ever seen on TV or at a technology park. 

At the time there were countless articles about how solar was going to replace building materials in what is known as Building Integrated Photovoltaics, or BIPV. Academics were excited about it and papers were getting published in academic journals and conference proceedings. They even bothered to do the economics on the technology (which proved time and time again that it was mightily expensive).