MIGUEL SACOFine Furniture · Restoration
Miguel Saco studio
Care guide

Caring for French-Polished Furniture

French polish — shellac applied by hand with a rubber pad in hundreds of thin layers — produces a depth and warmth no sprayed finish can imitate. It is also a living finish: responsive to its environment and unforgiving of the wrong cleaning products. Here is how to keep it beautiful.

Everyday care

Dust with a soft, dry cloth, working with the grain. For fingerprints and light soil, a barely damp cloth followed immediately by a dry one is enough. Then step back: the most common damage we see comes not from neglect but from over-enthusiastic cleaning.

What never to use

Keep silicone-based furniture polishes, aerosol sprays, and anything containing wax far away from French polish. Silicone migrates into the finish and makes future restoration dramatically harder — a conservator can spend hours removing silicone contamination before any repair can begin. Oil-based “furniture oils” are nearly as bad; they soften shellac and attract dust that grinds into the surface.

Heat, water, and light

Shellac softens with heat and clouds with moisture. Always use coasters, trivets, and felt pads — a hot cup or a sweating glass will leave a white ring in minutes. Wipe spills immediately. And keep fine pieces out of prolonged direct sunlight, which fades both finish and veneer unevenly.

When to call a professional

Light hazing and fine scratches can often be revived with a careful re-amalgamation and re-polish of the existing finish — far preferable to stripping. Deep scratches through to the wood, alligatored or flaking polish, and water damage that has penetrated the shellac need a conservator’s hand. A good rule: if the damage catches your fingernail, don’t try to fix it yourself.

With sensible care, a French-polished surface can look superb for generations. It asks only for gentleness — and for the spray can to stay in the cupboard.

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