Frequent questions
Answers to the most common questions by service. Didn’t find an answer? Get in touch.
Solar systems
How much does a solar system cost?
It depends on capacity and the property — we prepare an individual quote.
Does it work on a cloudy day?
Yes, at reduced output in diffuse light.
How long do the modules last?
Quality modules operate efficiently for 25–30 years and beyond.
Heat pumps
Is it suitable for an older house?
Often yes — we assess insulation and the system individually.
Does it work in the cold?
Modern pumps work efficiently even at –20 °C.
How long does installation take?
Usually 1–2 days.
Gas boilers
Do you replace an old boiler?
Yes, we remove the old one and install a new one per regulations.
Is maintenance required?
We recommend an annual service.
How long does the work take?
Usually 1 day.
Construction works
Do you prepare the design?
We work with your design or help prepare one.
Do you do renovation?
Yes, including energy-efficient renovation.
How is payment handled?
By clearly agreed stages.
Warranty & maintenance
What warranty do you offer?
Up to 10 years on work; equipment carries the manufacturer warranty.
Do you provide maintenance?
Yes, we offer periodic maintenance and service.
What to do in case of a fault?
Contact us — we respond promptly.
Pricing & consultation
Is the consultation free?
Yes, the initial consultation and quote are free.
How do I get a quote?
Fill in the form or call — we reply within 24 hours.
Are there hidden fees?
No, we provide a transparent estimate upfront.
Ready to switch to clean energy?
Get a free consultation and a tailored quote within 24 hours.