When installing, you can cause damage to the heating system;
When the water supply pressure drops, it may stop working.
It is prohibited to install a water warm floor in apartment buildings. If, one of the tenants has installed such a system for themselves, then other residents can no longer normally use the heating system. Since there is a large load on the water supply system, as well as, cold water from the warm floor enters the central heating, which can lead to a drop in the total temperature of the house.