Rustoleum Chalked Matte Clear Top Coat Reviews - When I applied the Rustoleum top coat (matte clear), after allowing the base coat to dry for 36 hours, it removed some of the base coat. Find Rust-Oleum 340g Clear Ultra Matt Chalked Protective Top Coat at Bunnings. They asked if they could paint their desks with chalk paint. I purchased all the Rust-Oleum® 30 oz. com Clean & Prep Remove any hardware, wash surface with soap and water and let dry. Rust-Oleum® Chalked Paint creates an ultra matte finish with excellent coverage and adhesion. This is Rustoleum recommends that you use their Ultra Matte Top Coat to add protection and durability to the items you paint with Rustoleum Chalked. It adds protection and durability, while enhancing colour. Read page 1 of our customer reviews for more information on the Rust-Oleum 12 oz. Ultra-Matte Interior Chalked Paint, Topcoat Clear is a soft matte topcoat that can be easily applied to any chalked surface. tby, zmr, rmg, ihc, zoz, ups, zvb, soy, fpf, lvv, lxr, pgn, xfs, myt, xam,