How Do You Seal a Terracotta Bird Bath

Sand the inside and outside of the clay pots and clay saucer lightly with light-grade sandpaper. … Clean the same areas with a damp cloth. … Seal the inside and outside of the clay pots and both sides of the clay saucer with a coat of exterior polyurethane or terra cotta sealer.

What sealant is safe for bird baths?

Bird baths can be sealed using non-toxic safe sealers such as polyurethane sealers. Other sealers that are safe for bird baths include those sold by Gorilla, Flex Seal, Krylon, and Rust-Oleum. However, these sealers for bird baths are only safe once they are fully cured.

Is Thompson water Seal safe for bird baths?

Yes, Flex Seal liquid is safe to repair your bird bath with, once it’s been fully cured that is.