Wave the torch from left to right slowly over a small area.
How to dry concrete floor quickly.
This can take a long time and is not the most efficient use of energy.
However as we pointed out above the conditions need to be right.
Macdonald says a low level of silica fume a rapidly hydrating material can be added to a mix to increase the amount of self desiccation.
You can achieve this by enclosing the space and then turning on the hvac.
Using heat drying to dry a floor can be tricky.
Warm air holds more moisture than cold air so heating a wet surface will cause it to dry faster.
Hot air rises so using a heater may involve having to heat an entire room before it starts to dry out a floor.
That is you ll need low ambient relative humidity and a consistently warm temperature.
Keep the torch moving and walk slowly to a new area as you complete.