On 21/10/2019 20:20, Commander Kinsey wrote:
Why can't I find a heat pump with a good SEER rating? The USA has a law
stating 13 minimum. Yet here in the UK, I looked at Panasonic and
they're all 7 to 11!

Its a longitude thing. High ratings are only achieved between about 70
and 120 degrees west.
A bit like music power really.