Registration number (WIID)Project No.TitleStatus
37116prEN 124-2 revGully tops and manhole tops for vehicular and pedestrian areas - Part 2: Gully tops and manhole tops made of cast ironIzstrādē
27360prEN 124Gully tops and manhole tops for vehicular and pedestrian areasIzstrādē
28152prEN 12380 revAir admittance valves for drainage systemsIzstrādē
66083prEN 12380 revAir admittance valves for drainage systems - Requirements, tests methods and evaluation of conformityIzstrādē
7234prEN 12380-1Ventilation pipework - Air admittance valve system (AVS) - Part 1: RequirementsIzstrādē
7260prEN 12255-9Waste water treatment plants - Part 9: Odour control and ventilationIzstrādē
66911prEN 12255-7 revWastewater treatment plants - Part 7: Biological fixed-film reactorsIzstrādē
72612prEN 12255-2Wastewater treatment plants - Part 2: Storm water management systemsAptauja slēgta
66900prEN 12255-1 revWastewater treatment plants - Part 1: General construction principlesIzstrādē
36241prEN 12255-16 revWastewater treatment plants - Part 16: Physical (mechanical) filtrationIzstrādē
Displaying 61-70 of 567 results.