91.140.30 Ventilation and air-conditioning
Displaying 277-288 of 316 results.
ISO 21805:2023
standard
EN
Guidance and recommendations on design, selection and installation of vents to safeguard the structural integrity of enclosures protected by gaseous fire-extinguishing systems
131.24 €
LVS CEN ISO/TS 21805:2019
technical specification (TS)
EN
Guidance on design, selection and installation of vents to safeguard the structural integrity of enclosures protected by gaseous fire-extinguishing systems (ISO/TS 21805:2018)
18.48 €
LVS EN ISO 21805:2023
standard
EN
Guidance and recommendations on design, selection and installation of vents to safeguard the structural integrity of enclosures protected by gaseous fire-extinguishing systems (ISO 21805:2023)
19.28 €
ISO 22031:2021
standard
EN
Sampling and test method for cleanable filter media taken from filters of systems in operation
97.87 €
ISO 23137-1:2024
standard
EN
Requirements for aerosol filters used in nuclear facilities against specified severe conditions — Part 1: General requirements
72.66 €
ISO 23138:2024
standard
EN
Biological equipment for treating air and other gases — General requirements
97.87 €
ISO 23139:2023
standard
EN
Biological equipment for treating air and other gases — Requirements and application guidance for deodorization in wastewater treatment plants
48.19 €
ISO 23742:2024
standard
EN
Test method for the evaluation of permeability and filtration efficiency distribution of bag filter medium
72.66 €
ISO 29462:2013
standard
EN
Field testing of general ventilation filtration devices and systems for in situ removal efficiency by particle size and resistance to airflow
48.19 €
ISO 29462:2022
standard
EN
Field testing of general ventilation filtration devices and systems for in situ removal efficiency by particle size and resistance to airflow
131.24 €
LVS EN ISO 29462:2013
standard
EN
Field testing of general ventilation filtration devices and systems for in situ removal efficiency by particle size and resistance to airflow (ISO 29462:2013)
20.33 €
LVS EN ISO 29462:2022
standard
EN
Field testing of general ventilation filtration devices and systems for in situ removal efficiency by particle size and resistance to airflow (ISO 29462:2022)
21.39 €