(07-26-2012, 02:49 PM)Ernesto Wrote:
9.1 Concrete floor slabs shall be at service temperature and the occupied air space above the floor slab shall be at service temperature and service relative humidity for at least 48 h before making relative humidity measurements in the concrete slab.
As you posted ^^^
You do not need a heater or a blower or a cooling system to provide the required conditions. Many facilities are within the stated parameters well before the HVAC system is functional.
Concrete Answers for Flooring Problems