NA 041
DIN Standards Committee Heating and Ventilation Technology and their Safety
DIN EN 14419 [Withdrawn] referenced in following documents:
| Document number | Edition | Title |
|---|---|---|
| AGFW FW 438 | 2009-06 | Trenchless tube drawing procedures for district heating pipelines - Controllable horizontal rinsing drilling procedures - Additions and deviations to DVGW-worksheet GW 321 More |
