0000079879 2026-07-28 2026-07-28 0000079879 us-gaap:CommonStockMember 2026-07-28 2026-07-28 0000079879 ppg:A1.400Notesdue2027Member 2026-07-28 2026-07-28 0000079879 ppg:A2750NotesDue2029Member 2026-07-28 2026-07-28 0000079879 ppg:A3.250NotesDue2032Member 2026-07-28 2026-07-28 0000079879 false 8-K 2026-07-28 PPG INDUSTRIES, INC. PA 001-1687 25-0730780 One PPG Place Pittsburgh PA 15272 412 434-3131 false false false false Common Stock, par value $1.66 2/3 PPG NYSE 1.400% Notes due 2027 PPG 27 NYSE 2.750% Notes due 2029 PPG 29A NYSE 3.250% Notes due 2032 PPG 32 NYSE false