CEN/TC 164
Registration number (WIID) | Project No. | Title | Status |
---|---|---|---|
70484 | LVS EN 12897+A1:2020 | Water supply - Specification for indirectly heated unvented (closed) storage water heaters | Standarts spēkā |
70548 | LVS EN 13433:2022 | Devices to prevent pollution by backflow of potable water - Mechanical disconnector, direct actuated - Family G, type A | Standarts spēkā |
36432 | LVS EN 15028:2013 | Chemicals used for treatment of water intended for human consumption - Sodium chlorate | Standarts spēkā |
39570 | LVS EN 15362:2014 | Chemicals used for treatment of swimming pool water - Sodium carbonate | Standarts spēkā |
69892 | LVS EN 15031:2022 | Chemicals used for treatment of swimming pool water - Aluminium based coagulants | Standarts spēkā |
67330 | LVS EN 12873-4:2022 | Influence of materials on water intended for human consumption - Influence due to migration - Part 4: Test method for water treatment membranes | Standarts spēkā |
37290 | LVS EN 900:2014 | Chemicals used for treatment of water intended for human consumption - Calcium hypochlorite | Standarts spēkā |
7012 | LVS EN 13079:2003 | Devices to prevent pollution by backflow of potable water - Air gap with injector - Family A - Type D | Standarts spēkā |
36420 | LVS EN 16381:2014 | Chemicals used for treatment of swimming pool water - Sodium peroxodisulfate | Standarts spēkā |
6934 | LVS EN 642:2000 | Prestressed concrete pressure pipes, cylinder and non-cylinder type, including joints, fittings and specific requirement for prestressing steel for pipes | Standarts spēkā |
Displaying 251-260 of 1282 results.