Discharge ventilator heads as specified in this standard are used for extract air outlet in ventilation plants. They are classified in a rigid, unlockable type and one designed to be weathertightly blocked up. The standard lays down the main dimensions, connecting dimensions, material, finish and the most important requirements.
DIN 82342:1999 history
2015DIN 82342:2015-10 Ventilation systems on ships - Discharge ventilator cowls
2015DIN 82342:2015 Ventilation systems on ships - Discharge ventilator cowls
1999DIN 82342:1999 Ventilation plants on ships - Discharge ventilaton heads