Has anyone tried adding heat to their heat pump with warm water or air to make it more efficient?

[SajgZi]

any of you looked at repurposing a pool heat pump to heat your house (either via water or air)?

just started a thread here - https://diysolarforum.com/threads/pool-heat-pumps.77234/

https://www.amazon.com/villastar-Inground-Heaters-gallons-Electric/dp/B0CGQSBTP7/

 

[Hedges]

I'm considering HPWH in series with gas water heater and baseboard radiators.