Siemens Photovoltaic Solutions

http://www.buildingtechnologies.siemens.com/bt/low-voltage/EN/green-applications/photovoltaic/roof-to-cellar/Pages/roof-to-cellar.aspx

Solar Roof Slates

Interesting case: solar slates on a listed building

http://www.solarcentury.co.uk/homes/case-studies/solar-slates-on-a-listed-building/

Solar Slates: http://www.solarcentury.co.uk/homes/case-studies/solar-slates-on-a-listed-building/

SANYO HIT solar panels

http://us.sanyo.com/Consumer-Solar/Product-Comparison

SANYO HIT Photovoltaic Panels

> 170W/sqm

here are some instalations photo: http://us.sanyo.com/Consumer-Solar/SANYO-HIT-Power-Technology
and all HIT A or N data: http://us.sanyo.com/Consumer-Solar/HIT-Power-N-and-A-Series

Micro Hydro Power

LV 1500 is a very small and efficient hydro power generator (max. power 1500W) made by Hydro Induction Power, a company based in Redway, CA http://www.homehydro.com/.

The LV1500 re are 12V / 24V / 48V models build around a stainless steel Turgo runner, a brushless alternator and a rectifier.

Impressive is the that it works with 60 to 600 feet Head range and 5 to 100gpm Flow range.

For a greater energy need ( max. 4KW) they offer also another product range here: http://hipowerhydro.com/

Passivhaus Institut – Passive House Institute of Germany

The Passive House Institute of Germany develops solutions for a higher grade of enegy efficiency in housing business.

The Passive House is a building standard that is truly energy efficient, comfortable and affordable at the same time.

The firstpilot project ( Kranichstein Passive House, Darmstadt, Germany, 1990) was Europe’s first inhabited multi-family house to achieve a documented heating energy consumption of below 12 kWh/(m²a), a consumption level confirmed through years of detailed monitoring.