ᐅ Air-to-water heat pump or district heating

Created on: 27 Jun 2017 16:51
A
arnonyme
A
arnonyme
27 Jun 2017 16:51
Hello forum members,

I am currently trying to decide between district heating and an air-to-water heat pump.
What do you think is the better/cheaper option?
Key data:

Distance from the street to the utility room is about 40 m (130 feet).
Compact station without installation: 600 €
Connection costs for water/district heating/electricity: 2,500 €
Cost of piping for 40 m (130 feet) district heating: 115 €/m × 40 m = 4,600 €
Total for district heating without installation: 5,200 €

Subsidy credit if the air-to-water heat pump is omitted: approx. 8,000 €

Is the extra cost for the air-to-water heat pump and the resulting "independence" from the utility company worth it?

Best regards
Steffen
J
Joedreck
27 Jun 2017 16:56
How much does district heating cost per kWh?

With an air-to-water heat pump, you are also dependent on the electricity provider.

Best regards, Joe
A
arnonyme
27 Jun 2017 17:24
Hi,

that's correct, but it can be replaced if necessary.
The cost is about 9.2 ct/kWh.

Best regards, Steffen
J
Joedreck
27 Jun 2017 18:51
I would keep it simple and probably go with district heating.
The underfloor heating is going to be planned anyway, right? What supply temperature is it designed for?
Even now, with correct settings, you would probably be slightly cheaper with the air-to-water heat pump.
However, if the underfloor heating is designed for low supply temperature (VLT), it will be very easy to install later on.

Regards, Joe
A
Alex85
28 Jun 2017 06:52
When it comes to investment costs, district heating apparently comes out on top. However, you still need to calculate the consumption. How much does the kWh of electricity cost?
A
arnonyme
29 Jun 2017 11:44
I estimate around 20 cents per kWh.
The question is how much heating energy is consumed, with approximately 200 m² (2,150 sq ft) of living space and KfW 70 standard.

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