2023DIN EN 17821:2023-09 Building valves - Frost resistant taps for outdoor use (FRT) - General technical specification; German version EN 17821:2023
2022DIN EN 17821:2022-03 Frost resistant outdoor taps for outdoor use - General technical specification; German and English version prEN 17821:2022 / Note: Date of issue 2022-02-18
2022DIN EN 17821:2022 Frost resistant outdoor taps for outdoor use - General technical specification; German and English version prEN 17821:2022