13.060.20 Dzeramais ūdens
Attēlo no 73. līdz 75. no pavisam 75 ieraksta(-iem).
ISO 24525:2022
standarts
EN
Drinking water, wastewater and stormwater systems and services — Operation and maintenance of on-site domestic wastewater services
147.55 €
ISO 24540:2023
standarts
EN
114.92 €
ISO 24596:2024
standarts
EN
Drinking water, wastewater and stormwater systems and services — Guidelines for the planning and implementation of infrastructure hardening for water and wastewater systems
114.92 €