ᐅ Switching the Heating System to a Heat Pump

Created on: 18 Feb 2024 11:51
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NK092019
Hello everyone,

A brief overview of the situation:
Our single-family house was built in 2003, with about 165 m2 (1,776 sq ft) of living space, underfloor heating throughout, a 13 kWp photovoltaic system, and a battery storage. So far, we have been heating with gas (around 10,000 kWh consumption).
Our heating system is still running perfectly. However, our heating technician suggests that we should start considering a replacement soon since the system is now over 20 years old and might begin to cause issues.
At the moment, I’m a bit uncertain about what to do. On one hand, our heating works without any problems so far. On the other hand, I think it might be wise not to wait until a total breakdown before replacing it.
That’s why I’m currently considering switching to a heat pump.
I would appreciate any advice or experiences. I hope I’m not the only one facing this situation.
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NK092019
19 Feb 2024 16:42
Thanks for your opinions. I will get in touch with a few heating specialists in spring/summer. Does anyone have a recommendation for the area 325XX? Which heat pump brands are especially recommended?
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nordanney
19 Feb 2024 18:12
NK092019 schrieb:

Which heat pump brands are especially recommended?
Do you want the entire system and, above all, the operation to be simple and successfully established on the market for a long time? Then, for example, Panasonic – designed so straightforwardly that it’s also a brand suited for DIY enthusiasts. But also very efficient and durable.

If you prefer something more complex, then check out our showcase German products ==> the thread about Vaillant Arotherm Plus VWL is a good example.

By the way, you pay a significant premium for the complexity compared to the Asian brands, but you also have plenty of technicians who at least service these brands.

In another thread, I mentioned an example of a complete installation of a Panasonic heat pump. The installer offered a flat rate of €19,500 before subsidies, including removal of the old gas heating system. Delivery times for the units are currently 3-5 working days.

Otherwise, correct sizing of the heat pump is more important. If it runs smoothly without excessive cycling, the brand hardly matters – just avoid exotic brands where the next factory service center might be 500km away (see the thread about Ecoforest).
Tolentino19 Feb 2024 18:21
By the way, based on my experience with Vaillant and reports from other forums, I would also advise against other European manufacturers. The many adjustment options often result in even professionals, including those sent by the companies themselves, not fully understanding all configuration possibilities and their consequences. Sometimes you can find help online, but the hundreds of pages in the linked thread in this forum clearly show the complexity involved.

I would recommend following the KISS principle instead (Keep It Stupid Simple = keeping it so simple that even a fool can understand).

In this regard, @nordanney’s recommendation of the now legendary Panasonic, supported by other reports online, is truly the best. However, I have also read similarly positive reviews for Samsung and LG (probably at an additional cost).
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nordanney
19 Feb 2024 18:29
Tolentino schrieb:

Here is @nordanney’s recommendation for the now legendary Panasonic heat pump, which, according to various other reports online, really is the best. However, I have also read similarly positive feedback about Samsung and LG (probably at a higher price).
The Panasonics are basically the Volkswagen Passat among heat pumps. But all experienced HVAC installers (including those mentioned by @Tolentino) offer comparably good units (also in terms of price).