Pinta acouSTICTM PA-04 is a polyurethane- based adhesive used for adhesion of pinta acoustics’ melamine foam products to metal surfaces, corrugated metal decking and other non-porous surfaces, or for use in cold conditions where PA-02 is not appropriate.
On gypsum, flat metal or similar non-porous surfaces:
On corrugated metal decks or similar non- porous surfaces: