
Zinsser Mold Blocking Interior/Exterior Multi-purpose Oil-based Wall and Ceiling Primer ( Spray can )
can use on spot in ceiling
1
Rust-Oleum Zinsser Mold Blocking Primer Spray can be used on non-porous surfaces. If the ceiling is previously painted, this primer can be use on it. We recommend a test application in a small, inconspicuous area first to ensure favorable results. — Rust-Oleum Product Support 15
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