“Step into summer in January.”
The 3.8 kWh Battery
100 m² of south-facing oak stores 3.8 kWh of solar heat daily. Released at night—no furnace needed.
The Cat’s Solar Panel、
Watch where the cat sleeps in winter. That plank is 24 °C.
The Child’s Blanket
No socks required. The floor is a hug.
The Final Ray
When the sun dies, this wood will still remember its light.
Store the sun. Explore thermal oak →
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