Again it sounds great but I know people whose underfloor coils started to leak at which point the system is written off... Retrofitting anything to an existing

Again it sounds great but I know people whose underfloor coils started to leak at which point the system is written off... Retrofitting anything to an existing solid floor is a nightmare as well. Sorry to be so negative. But that`s why so few of us have heat pumps... Its a shame, the air to air ones sound great on paper, much better than a £600 storage heater but I just can`t bring myself to trust them.