API RP 505 Recommended Practice for Classification of Locations for Electrical Installations at Petroleum Facilities Classified as Class I@ Zone 0@ Zone 1@ and Zone 2 (Second Edition)*, 2018-08-01 Update
EN 12237 Ventilation for buildings - Ductwork - Strength and leakage of circular sheet metal ducts
EN 12900 Refrigerant compressors - Rating conditions, tolerances and presentation of manufacturer's performance data
EN 13053 Ventilation for buildings - Air handling units - Rating and performance for units, components and sections
EN 13771-1 Compressors and condensing units for refrigeration - Performance testing and test methods - Part 1: Refrigerant compressors
EN 1505 Ventilation for buildings - Sheet metal air ducts and fittings with rectangular cross section - Dimensions
EN 1506 Ventilation for buildings - Sheet metal air ducts and fittings with circular cross-section - Dimensions
EN 1507 Ventilation for buildings - Sheet metal air ducts with rectangular section - Requirements for strength and leakage
EN 1751 Ventilation for buildings - Air terminal devices - Aerodynamic testing of damper and valves
EN 1886 Ventilation for buildings - Air handling units - Mechanical performance*, 2023-12-23 Update
EN 50272-2 Safety Requirements for Secondary Batteries and Battery Installations Part 2: Stationary Batteries
EN 779 Particulate air filters for general ventilation - Determination of the filtration performance
IEC 60079-0 Interpretation Sheet 2 - Explosive atmospheres - Part 0: Equipment - General requirements*, 2019-06-27 Update
IEC 61892-7 Mobile and fixed offshore units - Electrical installations - Part 7: Hazardous areas*, 2019-04-09 Update
ISO 12241 Thermal insulation for building equipment and industrial installations — Calculation rules*, 2022-06-07 Update
ISO 12499 Industrial fans - Mechanical safety of fans - Guarding
ISO 14694:2003 Industrial fans - Specifications for balance quality and vibration levels
ISO 16812 Petroleum, petrochemical and natural gas industries — Shell-and-tube heat exchangers*, 2019-01-31 Update
ISO 21789 Gas turbine applications — Safety*, 2022-07-08 Update
ISO 3744 Acoustics - Determination of sound power levels and sound energy levels of noise sources using sound pressure - Engineering methods for an essentially free field over a reflecting plane
ISO 7235 Acoustics - Laboratory measurement procedures for ducted silencers and air-terminal units - Insertion loss, flow noise and total pressure loss
ISO 7547 Ships and marine technology — Air-conditioning and ventilation of accommodation spaces and other enclosed compartments on board ships — Design conditions and basis of calculations*, 2022-04-14 Update
ISO 7730 Ergonomics of the thermal environment - Analytical determination and interpretation of thermal comfort using calculation of the PMV and PPD indices and local thermal comfort criteria
ISO 8861 Shipbuilding - Engine-room ventilation in diesel-engined ships - Design requirements and basis of calculations