The trick is managing the heat correctly.

[FB19087]

Too high causes brown stains.. Too low causes the stain to just sit on top of the carpet = wicking.

How a professional steam cleaner removes wine stains from carpets

James Hubert, who runs a steam-cleaning business, shows us how he gets red-wine stains out of tight-knit Berber carpet.

www.insider.com

I'm guessing the Insider subtitle guy didn't understand what was being said...

 

[Papa John]

I had to remove a whole bottle of red wine from carpet yesterday. The customer was a former mayor of SF.

 

[Cleanworks]

I got a bottle of wine as a tip this morning.