0000795403 2026-09-28 2026-09-28 0000795403 false WATTS WATER TECHNOLOGIES INC 8-K 2026-09-28 DE 001-11499 04-2916536 815 Chestnut Street North Andover MA 01845 978 688-1811 false false false false Class A Common Stock, par value $0.10 per share WTS NYSE false