Replace it to prevent the main carpet from becoming saturated with mold.
Dry out carpet padding.
Accidents happen that result in the saturation of your carpet padding with water or liquids that require you to dry the padding.
Carpet padding is like a sponge and will absorb a lot of water but it will not dry out.
The best way to dry wet carpet is by using a wet dry vacuum if you don t have one you can rent one from a local hardware store.
If the weather is hot dry and sunny you can try drying it yourself by rolling it out on your driveway.
Cut the pad into strips roll it up and haul it outside.
So if you were to reuse the padding it will be damp and begin to mildew grow mold and smell under the carpeting.
Be it an overly wet carpet cleaning flood or other water damage the carpet padding must dry thoroughly to eliminate foul odors mold and mildew growth.
A dehumidifier in a closed room will pull out water fast and can be rented from rental companies.
Once the water is out peel back the carpeting watch out for those rusted sharp nails on the tackless stripping and remove the wet pad.
Steam cleaning wet carpet removes any toxins and deodorizes it.
In most cases where water has saturated your carpet your carpet padding is a goner.
Blow air between carpet and padding.
You re going to want to try to dry the pad without removing the carpet especially if the pad seems to have only gotten a little damp and the subfloor seems dry.
Now lay the carpeting back down flat so that it doesn t dry bunched up.