Now you know how to paint a bird bath. But if you want to preserve your work, the job is not yet done. Step 7: Apply a Paint Sealant A paint sealant like polyurethane protects the paint from damage due to exposure to the weather and the elements. But more importantly, a paint seala...
Allow your repairs to dry, and then use your sandpaper to sand the surface of your repairs. At this point you can leave your birdbath as is, or you can go ahead and coat the entire bowl with a sealant. If you coat your birdbath with sealant, you are less likely to have more crack...