| Heating costs
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Your house of apartment is built past 1984? In most cases, You will see, this company building from 1984 has less heating costs per squaremeter.
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| Company building
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Built 1984 with 24 m² heat collectors on the roof. 2005 had been 153 m² photovoltaic with 21.65 kW peak added. The estimeated yearly yield was 20500 kWh, 2007 was the yield 22400 kWh.
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| Heat collectors
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Full with water collector system. For warming up the earth collector is also a low temperature enough. Sometimes also without sun, when the air is warm enough.
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| Switchboard for the heat management
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Original from 1984, this switchboard controlls the heatpump, the 2 earth collectors and the heat collector on the roof.
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| Earth-collector
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Take not only heat, give also heat. The earth collector as a low temperature saisonal storage. Heat from the 24 m² solar collector on the roof heat up the earth collector.
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| Heat pump Siemens SA 30 P
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In front of the company building outside is this 29 kW heat pump. At a heat pump, each degree Celsius teperature difference is important.
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| Floor heating
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Floor heating is not equal to floot heating. A very uniform distribution of the heat makes a very low input temperature possible. Less electric power demand at the heat pump.
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| Climate controll by the floor
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The conference room has a large window to the south side. When the sun shines into the room, the floor is direct heated up. A floor heating can take away the heat.
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