Stripping the Shine – Does TSP De-Gloss Paint?
Trisodium phosphate, commonly known as TSP, is a powerful cleaner often used to prepare dirty or greasy surfaces before painting. While cleaning with TSP may reduce some of the sheen on an existing painted surface, its primary purpose is cleaning rather than deglossing. Glossy or semi-gloss surfaces may still require light sanding, a dedicated deglosser, … Read more