In Praise of Chest Refrigerators

Thundering Heard

Nearly every household on Earth has a fridge that totally wastes at least 1 kWh of energy a day (365 kWh a year).
— Dr. Tom Chalko, Mt. Best, Australia

That’s a big claim by Chalko, but he has proven that it’s true. How?

Using vertical doors in refrigeration devices is an act against the Nature of Cold Air. Understanding and cooperating with Nature rather than acting against it leads to much better efficiency.

Chalko converted a standard chest freezer into a chest refrigerator. He says that if it were connected to the grid, he would pay about $5 per year for the electricity to run that chest fridge. (He powers his fridge from renewables, not from the grid.) We put a Kill-A-Watt  device that easily tracks appliance electricity usage on our standard American upright side-by-side refrigerator freezer, and it costs $600 per year to power that fridge. So…

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