The basis of the underfloor heating system is surface heat transfer, which meets the hygienic requirements for a dwelling, and you can buy a warm floor inexpensive.
Underfloor heating is suitable for laminate for installation in kindergartens, medical institutions, educational institutions, in buildings where radiator systems are not installed.
For bathrooms and kitchens, you can install a heated floor under the tiles, since the heating mats are also designed for use in high humidity conditions. Heating is distributed over the entire area in the same way.