[header] How to clean a polyester couch [title] Decipher the couch tag. [step] Polyester couches should have a tag, usually found somewhere underneath the cushions. The tag will have one of the following letters or letter combinations written on it: w, s, sw, or x. these codes let you know what kind of cleaners you can use on your couch.
[substeps] The letter w indicates water cleaning only, while s indicates solvent cleaning only. The tag sw means either a water or solvent based cleaner is safe.