HVAC solved/BTFO: Just use white paint

No.13655946 ViewReplyOriginalReport
>The ultra-reflective paint could help keep buildings cool without air conditioning.
>The new paint reflects up to 98.1% of sunlight, compared with the 95.5% of sunlight reflected by the researchers' previous ultra-white paint based on calcium carbonate.
>The scientists estimate that if 1,000 square feet of roof were covered with this paint, it would provide a cooling power of 10 kilowatts, more powerful than the central air conditioners used by most houses.

we've been busy building all these complicated HVAC machines for years and years when all we needed was some slightly whiter paint. Nice job, engineers