EN 12220:1998
(Main)Ventilation for buildings - Ductwork - Dimensions of circular flanges for general ventilation
Ventilation for buildings - Ductwork - Dimensions of circular flanges for general ventilation
This European Standard specifies dimensional characteristics of circular flanges for sheet metal ductwork. It applies to ductwork used in ventilating and air conditioning systems in buildings, subject to human occupancy. For flange dimensions of industrial fans see ISO 6580 and ISO 13351.
Lüftung von Gebäuden - Luftleitungen - Maße von runden Flanschen für allgemeine Lüftungszwecke
Diese Europäische Norm legt Maße für runde Flansche für Luftleitungen aus Blech fest. Sie gilt für Luftleitungen, die in Systemen zur Lüftung und Klimatisierung von Gebäuden, in denen sich Menschen aufhalten, verwendet werden. Für die Maße von Flanschen für Industrieventilatoren siehe ISO 6580 und ISO 13351.
Réseau de conduits - Brides circulaires pour ventilation générale - Dimensions
La présente norme européenne spécifie les caractéristiques dimensionnelles des brides circulaires pour les réseaux de conduits en tôle. Elle s'applique aux réseaux de conduits utilisés dans les systèmes de ventilation et de climatisation des bâtiments, sujets à occupation humaine. Pour les dimensions des brides pour ventilateurs industriels voir l'ISO 6580 et l'ISO 13351.
Prezračevanje stavb – Razvod zraka – Mere okroglih prirobnic pri splošnem prezračevanju
General Information
- Status
- Published
- Publication Date
- 21-Apr-1998
- Withdrawal Date
- 30-Oct-1998
- Technical Committee
- CEN/TC 156 - Ventilation for buildings
- Drafting Committee
- CEN/TC 156/WG 3 - Ductwork
- Current Stage
- 9093 - Decision to confirm - Review Enquiry
- Start Date
- 16-May-2024
- Completion Date
- 14-Apr-2025
- Directive
- 89/106/EEC - Construction products
Overview
EN 12220:1998 is a European Standard established by CEN that specifies the dimensional characteristics of circular flanges used in sheet metal ductwork for ventilation and air conditioning systems in buildings. This standard is essential for ensuring compatibility and interchangeability of duct components in indoor environments subject to human occupancy. It excludes applications related to industrial fans, for which ISO 6580 and ISO 13351 standards apply.
The standard plays a critical role in the design, manufacturing, and installation of ductwork for general ventilation purposes, helping maintain consistent quality and performance across building ventilation systems throughout Europe.
Key Topics
- Circular Flange Dimensions: Defines the precise measurements and tolerances for circular flanges used in metal ductwork.
- Sheet Metal Ductwork: Focus on flanges that connect and secure metal ducts in ventilation and air conditioning systems.
- General Ventilation Use: Applies specifically to duct systems within buildings designed for human occupancy, ensuring safety and ventilation efficiency.
- Exclusions: Specifies that flange dimensions for industrial fans are covered under separate ISO standards (ISO 6580, ISO 13351).
- Interoperability: Standards compliance facilitates the seamless integration of ductwork components from different manufacturers.
- Standard Coding and Identification: Recognized under ICS codes 91.140.30 (Ventilation and Air-conditioning) and 23.040.60 (Flanges, Couplings, and Joints).
Applications
- HVAC System Design: Enables engineers and architects to select and specify standard flange sizes for ductwork, simplifying design and reducing errors.
- Manufacturing Specifications: Assists sheet metal fabricators and HVAC component manufacturers in producing duct flanges that meet European dimensional criteria.
- Building Construction: Ensures ventilation ductwork installed in residential, commercial, and public buildings adheres to consistent flange sizing standards.
- Installation and Maintenance: Enhances compatibility when assembling or replacing ventilation duct components, supporting efficient maintenance and system upgrades.
- Regulatory Compliance: Helps contractors and designers meet building codes that reference European ventilation standards.
Related Standards
- ISO 6580: Specifies flange dimensions particularly for industrial fans, which complements EN 12220 by covering applications excluded here.
- ISO 13351: Further defines flange characteristics related to industrial ventilation fan ducts.
- EN 1506: Standard for circular sheet metal ducts – requirements and testing.
- EN 1856-1: Focuses on metal chimneys, relevant where ductwork interfaces impact ventilation.
- Other HVAC-related standards concerning ductwork materials, air filtration, and system performance.
Practical Value
By adhering to EN 12220:1998, professionals in building services engineering ensure the reliability and uniformity of ventilation duct connections. This standard supports improved airflow efficiency, installation accuracy, and system longevity. It is a key document for stakeholders aiming to comply with European regulations and optimize indoor air quality through standardized ventilation infrastructure.
Keywords: EN 12220:1998, circular flanges, ventilation ductwork, sheet metal ducts, HVAC standards, European ventilation standards, duct flange dimensions, air conditioning systems, HVAC design, building ventilation systems
Frequently Asked Questions
EN 12220:1998 is a standard published by the European Committee for Standardization (CEN). Its full title is "Ventilation for buildings - Ductwork - Dimensions of circular flanges for general ventilation". This standard covers: This European Standard specifies dimensional characteristics of circular flanges for sheet metal ductwork. It applies to ductwork used in ventilating and air conditioning systems in buildings, subject to human occupancy. For flange dimensions of industrial fans see ISO 6580 and ISO 13351.
This European Standard specifies dimensional characteristics of circular flanges for sheet metal ductwork. It applies to ductwork used in ventilating and air conditioning systems in buildings, subject to human occupancy. For flange dimensions of industrial fans see ISO 6580 and ISO 13351.
EN 12220:1998 is classified under the following ICS (International Classification for Standards) categories: 23.040.60 - Flanges, couplings and joints; 91.140.30 - Ventilation and air-conditioning systems. The ICS classification helps identify the subject area and facilitates finding related standards.
EN 12220:1998 is associated with the following European legislation: EU Directives/Regulations: 305/2011, 89/106/EEC. When a standard is cited in the Official Journal of the European Union, products manufactured in conformity with it benefit from a presumption of conformity with the essential requirements of the corresponding EU directive or regulation.
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Standards Content (Sample)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.VSORãQHPSUH]UDþHYDQMXLüftung von Gebäuden - Luftleitungen - Maße von runden Flanschen für allgemeine LüftungszweckeRéseau de conduits - Brides circulaires pour ventilation générale - DimensionsVentilation for buildings - Ductwork - Dimensions of circular flanges for general ventilation91.140.30VLVWHPLVentilation and air-co
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