Who we are?
An engineering desk for the
energy transition.
Renwaves began as a blog about renewable technology. It became something more useful, a calculation desk where homes and businesses get the numbers behind the hype.
Every energy decision hides a calculation most people never see. We built Renwaves to show the numbers because a family home deserves the same accuracy as a power plant.
Numbers over narratives
If it can’t be calculated, we don’t claim it.
Method over marketing
ASHRAE, ISO, TMY3, not adjectives.
Independence
We recommend based on your project needs, not sponsorships. You always choose the brand or device model. Our approach is engineer-driven and vendor-agnostic. We’re transparent about how systems work and let you decide what fits your goals and budget.
Comfort counts
Efficiency that sacrifices comfort is a failed design.
Good decisions start with good numbers.
Bring us your home, your building, or just a hunch. We’ll return the calculation.
// < 48h response · You choose the brand · EN · DE