The Thermal Dawn Blog

Practical guides on replacing gas hydronic heating with solar-charged heat pumps and thermal storage, plus our first real install in Melbourne.

Hawthorn, Victoria. Real home, real bills, live running numbers from the customer's own app.

For most homes, yes, and you can usually keep your radiators. Here's what actually decides it.

Which stores energy cheaper for heating, cooling and hot water, and when you might want both.

Told you need bigger pipes to switch from gas? The actual physics, and when it's really true.

Who decommissions it, who caps the gas, can you sell it, and whether cutting the meter saves money.

A plain-English walkthrough: who does what, the day-by-day sequence, and what to sort beforehand.

Coming soon

The single most common question we get: will your existing radiators keep up at lower water temperatures?

Why your radiators can't cool your home in summer, but the same system can, with the right kit.

The case for acting now versus holding on, and how the timing affects your running costs.

The running-cost trajectory next to the capital cost, so you can see the whole picture.