Only ver y rarely has the underfloor heating been required in the kitchen beyond the morning 'top-up'; warmth from cooking proving sufficient.
An unexpected bonus is that underfloor heating warms the walls as well as the floors, enhancing the cocoon-like quality.
A small leak had reduced the quality of apparatus insulation during the acquisition of open-triangle data, and underfloor air circulation was more variable than before.
I know of sows with underfloor heating and regular food which are better housed than grandma and grandpa.
Many tower blocks have their underfloor heating switched off.
There is underfloor electric heating, which is not used because it is too expensive.
I would ask particularly that note be taken of insulation for heating; that expensive underfloor heating by electricity should not be put in.
If he is sensible, he will not turn on his underfloor blower-heaters.