Solar water heating · Oberentfelden
At a glance
Small project
CHF 9'200 – CHF 21'500
Typical project
CHF 11'800 – CHF 27'400
Large project
CHF 16'200 – CHF 37'300
| Project | Quantity | Low | High | Per unit |
|---|---|---|---|---|
| Small project | 3 m² | CHF 9'200 | CHF 21'500 | CHF 5'000 |
| Typical project | 6 m² | CHF 11'800 | CHF 27'400 | CHF 3'200 |
| Large project | 11 m² | CHF 16'200 | CHF 37'300 | CHF 2'300 |
Computed with our estimator for Oberentfelden (regional factor included), standard finish. Only the project size changes.
Included
Not included
In Oberentfelden, the federal building register lists 1'505 residential buildings and 4'048 dwellings. These municipal benchmarks help put your home in context, but do not replace an individual assessment.
58 % built before 1980
Construction year does not reveal past renovations: check the current insulation condition.
39 % · Heating oil
This distribution describes recorded buildings, not your system's consumption or efficiency.
| Energy | Heating | Hot water |
|---|---|---|
| Gas | 27 % | 15.8 % |
| Heating oil | 39 % | 26.4 % |
| District heating | 2 % | 0.1 % |
| Heat pump | 23 % | 9.9 % |
| Electricity | 7 % | 43 % |
| Wood | 2 % | 3.5 % |
Each line gives the share of buildings using that energy, separately for heating and for hot water. The two columns do not always reach 100%: some buildings combine two systems, or reported none.
A standard non-condensing boiler is usually older and less efficient.
7.1 % of buildings mix housing with shops or offices.
For homeowners planning renovations in Oberentfelden, official building register data provides critical insights. There are 386 protected heritage buildings, making it essential to contact the municipality early regarding permits. Regarding building size, the median volume is 1001 m3 based on the SIA 416 standard. Please note that data coverage for volume is partial, as measurements are recorded for only 11 out of 1099 houses. Understanding these figures helps in scaling your future insulation and heating improvements effectively, ensuring you navigate local requirements and infrastructure specifics correctly while planning your upcoming building renovation projects within this municipality.
Source : OFS — RegBL (export communal complet). Existing residential buildings; percentages of recorded values.
Solar thermal collectors usually cover much of summer hot water, providing a free and abundant energy source during sunny months. By investing in this technology, you achieve immediate savings on your energy bills.
Furthermore, it improves your home's energy rating, a major asset for future resale. It is advisable to have your roof orientation and inclination evaluated by a professional to optimize thermal output right from the start of your renovation project.
Combining collectors with a heat pump needs a sizing study. A well-designed installation maximizes energy self-consumption while ensuring exemplary reliability throughout the year. Components must be perfectly compatible to prevent heat loss in the circuit.
A preliminary technical analysis determines if your current heat production system can be coupled with collectors or if it needs a full upgrade.
Using professional expertise ensures that the sized system will meet the real needs of your household in Oberentfelden.
Although specific rules vary, it is always recommended to file your grant application before signing quotes with local companies. Check updates from cantonal authorities regularly so you do not miss any opportunities to reduce your overall investment.
The cost of a solar thermal system depends on the collector area, the type of storage tank, and the complexity of the installation on your roof. To get a reliable estimate, use the RenoIndex online calculator.
Our tool allows you to generate a price range in CHF adapted to the local context. This step is crucial for defining your budget and effectively comparing installer quotes.
Thorough planning from the start ensures total peace of mind throughout your energy renovation work.
1. Estimate
Set a budget range with the estimator.
2. Grants
Apply before work starts.
3. Quotes
Compare at least 3 quotes.
4. Permit
Check with the municipality whether a permit is needed.
5. Works
Follow the site and do a written handover.
No specific grant listed for this work. Maintenance tax deductions may still apply.
2829 Vermes · about 42.1 km
The website presented under the name Imeri Chauffage et Sanitaire Sàrl offers plumbing, heating and solar thermal work, while F. Imeri Sàrl’s registered purpose refers to a scrap metal business.
imeri-sarl.ch2824 Vicques · about 46.3 km
Buchwalder Sàrl in Vicques has specialized in the installation, repair, and renovation of heating and sanitary systems since 1966.
buchwalder-sarl.ch2824 Vicques · about 46.3 km
Specialist since 1968 in sanitary installations, heating (gas, oil, wood, renewable energy), and tinsmithing with 24/7 emergency repair service.
sanit.ch2824 Vicques · about 46.3 km
Gyger Haustechnik specializes in sanitary installations, heating systems, bathroom renovations, and tiling work.
gyger-co.chSuggestions from the commercial register by distance and activity. Not an endorsement or partnership.
Generally, installing solar thermal panels takes between 3 to 5 days depending on the roof's complexity. Preparation and connection to the existing heating system require precise planning to minimize interruptions to your hot water supply.
Yes, the system produces energy even in cold weather if there is sunshine. However, output is reduced compared to summer. A backup system is necessary to ensure constant hot water throughout the year.
In most cases, roof-integrated solar installations only require a simple notification procedure. However, it is recommended to check with your municipality for any local restrictions regarding listed buildings or protected zones.
A well-maintained solar thermal installation has an average lifespan of 20 to 25 years. An annual or biennial check of the heat transfer fluid and pump system is advised to ensure optimal efficiency over the long term.
