Can a coating go over old paint?
Usually old paint or failing coating needs to be removed or properly profiled first. Coating over weak material can lead to peeling.

Roanoke, Indiana
Find garage floor coating quote options for Roanoke homes, including epoxy floors, polyaspartic coatings, and decorative flake systems.
Roanoke garage upgrades
For Roanoke homeowners, a garage floor coating is often part of a broader garage upgrade: better storage, cleaner parking, easier sweeping, and a space that looks less like unfinished concrete. The right coating can help, but only when the installer prepares the slab correctly.
Before comparing prices, look at the project details. A quote should account for square footage, concrete age, cracks, moisture, old coatings, and whether you want a full-broadcast flake finish.
Lasting results usually come from surface prep, compatible products, correct cure conditions, and honest expectations. Ask providers how they handle edges, expansion joints, cracks, and return-to-service timing.
Usually old paint or failing coating needs to be removed or properly profiled first. Coating over weak material can lead to peeling.
It can be worth it if you use the garage often and want a cleaner, better-looking surface. The value depends on prep quality and project cost.