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Repairing “Cold-Crack” Damage in Polyester Finish

Discover the visible transformation of a piano with a “cold-crack” in the polyester finish through these two videos.

Video 1: Before the repair, this video shows the initial state of the piano, highlighting the crack in the finish and the tarnishing of the brass nameplate (Bosendorfer), which severely compromise the instrument’s aesthetics.

Video 2: After the Repair The second video shows the piano after our intervention, with the finish restored, making the “cold-crack” nearly invisible and the brass gleaming following the polishing, thus restoring the piano’s elegant appearance.

Conclusion These videos illustrate our meticulous approach to not only restoring the beauty but also the durability of the instrument. For piano enthusiasts, this is an opportunity to see how apparent damage can be effectively corrected to extend the life of the piano.