Geothermal energy in zero energy homes.

Geothermal energy is one of the most important energy source in zero energy home.  Heat can be extracted from any source, even from the cold one, but naturally a warmer source provides higher efficiency. Ona a small scale, for example for a family house, this can be performed using a geothermal heat pump. While an […]

Elumaja – Zero Energy Houses from Estonia

Passive and zero energy houses that comply to the energy standard are built and used in many european countries, mainly in Germany, Austria, Switzerland and Sweden. But now, we would like to mention one interesing, energy efficient modular house concept from Estonia, called Elumaja. The Elumaja concept combines several “energy efficient packages” or modules, called […]

Home Energy Saving Tips

While it is not so easy to achieve zero energy requirements in existing buildings, we can still focus on energy savings using  energy-efficient appliances. We prepared a list of tips that can help you to reduce energy use in your home: Building Envelope Consider an Energy Audit Seal Air Leaks Insulate Replace Inefficient Windows & […]

Zero Energy Water Heater

One of the most important steps to a successful zero energy home is to decrease the energy requirement for water heating. There are several alternatives to achieve that. The most common solution is to install a solar water heating system but we also recommend to learn more about the ISOMAX system and zero energy water […]

HVAC in energy efficient buildings

HVAC is an acronym that stands for Heating, Ventilation, and Air Conditioning. HVAC  provides correct air flow and meet room-by-room calculated heating and cooling loads. During the last years, the HVAC systems have been becoming more energy efficient. This was mainly driven by rising energy costs and secondly by environmental issues. We´ve already presented several […]