The only caution you MUST be aware of is that many of the popcorn ceilings have asbestos in them. Wear a mask. Wetting the popcorn will keep most fibers from becoming airborn so you don't breathe them in, but please, wear a mask just in case.
The only caution you MUST be aware of is that many of the popcorn ceilings have asbestos in them. Wear a mask. Wetting the popcorn will keep most fibers from becoming airborn so you don't breathe them in, but please, wear a mask just in case.