Some spackling compounds can be annoying with regards to their drying time, taking more than 24 hours to become ready for sanding and painting.
If you’re looking to speed up the process, one way to do it is to apply a heat gun. The hot air will accelerate the drying process and reduce the drying time tremendously.
You can use a blow dryer or a fan in place of a heat gun.
It is, nevertheless, good to note that using hot air to accelerate the drying time can result in cracks.
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