backer boards are ideal for laying underfloor heating on also.
If you are scared of getting chilblains in the marble-floored bathroom, you can switch on the underfloor heating.
Neat ideas include two concealed underfloor compartments designed to accommodate valuable tools.
geothermal heat pump which provides underfloor heating, plus solar panel water heating.
Gerald the giraffe is 18 months old and has moved into his state of the art giraffe house (which features underfloor heating!