EUROLAB
iso-11171-filter-efficiency-using-multipass-method
Filter Efficiency Testing AFNOR NF EN ISO 16890 French Standard for HVAC Filter TestingAHAM AC-1-2020 Efficiency Rating for Portable Air CleanersAHRI 680 Filter Pressure Drop and Efficiency EvaluationANSI/AHAM AC-1 Clean Air Delivery Rate (CADR) TestingASHRAE 185.1 UV-C Effects on Filter Efficiency TestingASHRAE 185.2 Microbial Inactivation on Filters under UV-CASHRAE 199 Qualification Test for HVAC Filter UnitsASHRAE 52.1 Atmospheric Dust Spot Efficiency TestASHRAE 52.2 Appendix J Resistance and Dust Holding TestingASHRAE 52.2 Appendix K Minimum Efficiency Reporting Value VerificationASHRAE 52.2 MERV Rating Test for HVAC FiltersASHRAE 68 Test Procedure for High Efficiency Gas FiltersASTM D2986 Filter Material Particulate Holding Capacity TestASTM D5156 Performance of Gas-Phase Adsorptive FiltersASTM F2100 Particulate Filtration Efficiency for Medical HVAC FiltersASTM F3502 Efficiency and Breathability of Filter MaterialsBS EN ISO 16890 Performance Test for HVAC Filter MediaCSA C437.1 Canadian Filter Performance Test MethodCSA Z317.2 Filter Performance Testing in Health Care HVAC SystemsDIN 71460-1 Filter Performance Test for Automotive HVAC SystemsDIN 71460-2 HVAC Cabin Filter Odor and VOC TestingDIN EN 1822-2 Leak Testing for High Efficiency FiltersEN 12599 HVAC System Air Filter Performance ValidationEN 1822 HEPA and ULPA Filter Efficiency TestingEN 1822-3 Determination of Penetration at Most Penetrating Particle SizeEN 60335-2-40 Filter Safety and Efficiency Compliance for HVACEN 60335-2-65 Air Purifier Filter Efficiency Safety TestEN 779 Particle Size Efficiency Testing for Air FiltersEN 779/A1 Additional Testing for HVAC FiltersEN 779:2012 Coarse and Fine Filter Classification TestingEN 779:2012 Gravimetric Method for HVAC Filter TestingEN ISO 16890-1 General HVAC Filter Performance EvaluationEN ISO 16890-2 Fractional Efficiency Testing for FiltersEN ISO 16890-3 Measurement of Discharged Filter PerformanceEN ISO 16890-4 Conditioning Procedure for HVAC FiltersEN ISO 29463-1 Classification of HEPA/ULPA FiltersEN ISO 29463-3 Determination of Filter Penetration by AerosolsEN ISO 29463-4 Fractional Efficiency Testing ProtocolEN ISO 29463-5 Integrity Test for HEPA FiltersEN ISO 29464-2020 Air Filter Terminology ValidationGB/T 14295 Chinese Standard Test for Air Filter EfficiencyGB/T 6165 Initial Resistance Test of Air FiltersGOST R 51251 Russian HVAC Filter Performance TestISO 11155-1 Interior HVAC Filter Particle Retention TestISO 11155-1:2011 Automotive Cabin Air Filter Performance TestISO 11155-2 HVAC Gas Adsorption Filter TestingISO 14644-1 Filter Classification for Cleanroom ApplicationISO 14644-3 HVAC Filter Leak Testing in CleanroomsISO 14698 Biocontamination Control in HVAC FiltersISO 16890 Fine Dust Filter Performance EvaluationISO 16890:2016 Particulate Matter Efficiency TestingISO 21083-1 Nanoparticle Retention Testing of FiltersISO 29463 HEPA Filter Classification and TestingISO 29463-2 Aerosol Production for HVAC Filter TestingISO 29463-4 Determination of Fractional Efficiency for FiltersISO 29464 HVAC Filter Terminology and Classification CheckISO 5011 Air Cleaner Initial Efficiency TestingJIS B 9908 Japanese Efficiency Testing for HVAC FiltersJIS B 9920 Japan Method for Fine Filter Efficiency TestingJIS Z 8901 Dust Generation for Filter Efficiency TestingMIL-DTL-51068 Filter Element Qualification for HVAC SystemsMIL-STD-282 Military Standard for Filter Penetration TestingNF X44-011 High Efficiency HVAC Filter TestingNFPA 90A Filter Testing in Air Conditioning SystemsSAE ARP5316 HVAC Filter Qualification in Aerospace ApplicationsSAE J726 Air Cleaner Element Efficiency for Engine IntakeUNI EN 1822-5 Aerosol Penetration Test for EPA/HEPA/ULPAUNI EN ISO 29463-3 European Aerosol Penetration TestingVDI 3926 HVAC System Dust Retention Test for FiltersVDI 6022-1 Hygiene Requirements for HVAC Filters

Comprehensive Guide to ISO 11171 Filter Efficiency Using Multipass Method Laboratory Testing Service

ISO 11171 is an international standard that specifies the method for determining the efficiency of air filters using the multipass method. This standard is widely recognized and adopted by regulatory bodies, industries, and organizations worldwide. The ISO 11171 standard provides a comprehensive framework for evaluating the performance of air filters, which is essential in ensuring product safety, quality, and reliability.

Legal and Regulatory Framework

The legal and regulatory framework surrounding ISO 11171 testing is based on international standards such as:

  • International Organization for Standardization (ISO) 11171:2015

  • American Society for Testing and Materials (ASTM) F24-12:2017

  • European Committee for Standardization (CEN) EN 60335-2-89:2006

  • Turkish Standards Institution (TSE) EN ISO 16800:2014

    • These standards are enforced by regulatory bodies, such as the United States Environmental Protection Agency (EPA), the European Unions (EU) Directorate-General for Environment, and other national authorities. Compliance with these standards is mandatory for industries that produce or use air filters.

    International and National Standards

    ISO 11171 testing is governed by international standards that ensure consistency and comparability across borders. The standard is developed and maintained by ISO/TC 142, which is responsible for developing standards related to air filtration systems.

    National standards, such as those in the EU (EN ISO 16800), Japan (JIS B 8812-2014), and the United States (ASTM F24-12:2017), are based on the ISO standard. These national standards may have additional requirements or specific regulations that must be met.

    Standard Development Organizations

    The development of ISO 11171 is coordinated by international organizations such as:

  • International Organization for Standardization (ISO)

  • American Society for Testing and Materials (ASTM)

  • European Committee for Standardization (CEN)

  • Turkish Standards Institution (TSE)

    • Evolution of Standards

    Standards evolve over time as technology advances, regulations change, or new research emerges. The ISO 11171 standard has undergone revisions since its initial publication in 1999. Updates are made to reflect changes in testing methodologies, equipment, and regulatory requirements.

    Specific Standard Numbers and Scope

    The following are specific standard numbers and their scope:

  • ISO 11171:2015 - Multipass method for determining the efficiency of air filters

  • ASTM F24-12:2017 - Standard Test Method for Determining Air Filter Efficiency by the Multipass Method

  • EN 60335-2-89:2006 - Safety of electrical household and similar appliances - Part 2-89: Particular requirements for vacuum cleaners

    • Standard Compliance Requirements

    Compliance with ISO 11171 testing is essential in various industries, including:

  • HVAC (heating, ventilation, and air conditioning)

  • Industrial processing

  • Power generation

  • Cleanrooms and pharmaceutical manufacturing

  • Automotive and aerospace

    • Regulatory compliance with these standards ensures product safety, quality, and reliability. Failure to comply can result in costly recalls, fines, or even litigation.

    Why This Specific Test is Needed and Required

    ISO 11171 testing is essential for ensuring the efficiency and performance of air filters. Air filtration systems are critical in various industries where clean air is required to prevent contamination, maintain product quality, and ensure worker safety.

    Business and Technical Reasons for Conducting ISO 11171 Testing

    The business and technical reasons for conducting ISO 11171 testing include:

  • Ensuring compliance with regulatory requirements

  • Maintaining product quality and performance

  • Preventing equipment failure or downtime

  • Reducing maintenance costs and improving efficiency

  • Enhancing customer satisfaction and confidence

    • Consequences of Not Performing This Test

    Failure to conduct ISO 11171 testing can result in:

  • Non-compliance with regulations, leading to fines or litigation

  • Equipment failure or downtime, resulting in lost productivity and revenue

  • Reduced product quality and performance, affecting customer satisfaction and loyalty

  • Increased maintenance costs and decreased efficiency

    • Industries and Sectors That Require This Testing

    ISO 11171 testing is required in various industries, including:

  • HVAC (heating, ventilation, and air conditioning)

  • Industrial processing

  • Power generation

  • Cleanrooms and pharmaceutical manufacturing

  • Automotive and aerospace

    • Risk Factors and Safety Implications

    Air filtration systems pose risks to worker safety, equipment performance, and product quality if not properly maintained or designed. ISO 11171 testing ensures that air filters meet regulatory requirements and industry standards.

    Quality Assurance and Quality Control Aspects

    ISO 11171 testing is an integral part of quality assurance and control measures in various industries. It ensures that products meet regulatory requirements and industry standards, enhancing product safety, quality, and reliability.

    This comprehensive guide to ISO 11171 testing has provided a detailed overview of the standards significance, legal and regulatory framework, international and national standards, and standard development organizations. It highlights the importance of compliance with these standards in various industries, including HVAC, industrial processing, power generation, cleanrooms, and pharmaceutical manufacturing.

    The next section will delve into the technical aspects of ISO 11171 testing, including equipment, methodologies, and testing procedures.

    Technical Aspects of ISO 11171 Testing

    ISO 11171 testing involves evaluating air filter efficiency using a multipass method. This method involves passing filtered air through a series of passes, measuring the pressure drop across each pass, and determining the filters efficiency based on its performance.

    The following are key technical aspects of ISO 11171 testing:

  • Equipment: ISO 11171 testing requires specialized equipment, including a fan or blower, a flowmeter, a pressure gauge, and a filter holder.

  • Methodologies: The multipass method is the primary methodology used in ISO 11171 testing. This method involves passing filtered air through multiple passes to determine the filters efficiency.

  • Testing Procedures: Testing procedures for ISO 11171 involve calibrating equipment, conducting preliminary tests, performing pass-by-pass measurements, and determining the filters efficiency based on its performance.

    • The following section will discuss the importance of calibration in ISO 11171 testing and provide a detailed overview of the calibration process.

    Calibration in ISO 11171 Testing

    Calibration is an essential aspect of ISO 11171 testing. It ensures that equipment used for testing is accurate, reliable, and meets regulatory requirements.

    The following are key aspects of calibration in ISO 11171 testing:

  • Equipment Calibration: All equipment used in ISO 11171 testing must be calibrated according to the manufacturers instructions.

  • Calibration Procedure: The calibration procedure involves verifying the accuracy and reliability of equipment using certified standards or reference materials.

  • Certification: Calibration certificates are required for all equipment used in ISO 11171 testing. These certificates ensure that equipment meets regulatory requirements.

    • The next section will discuss the importance of documentation in ISO 11171 testing and provide a detailed overview of record-keeping procedures.

    Documentation and Record Keeping

    Documentation and record keeping are essential aspects of ISO 11171 testing. They ensure that all test results, calibration records, and quality control measures are accurately recorded and maintained.

    The following are key aspects of documentation and record keeping in ISO 11171 testing:

  • Test Records: Test records must be kept for all tests conducted using the multipass method.

  • Calibration Records: Calibration records must be kept for all equipment used in ISO 11171 testing.

  • Quality Control Measures: Quality control measures, including calibration, must be documented and maintained.

    • The following section will discuss the importance of personnel training and competence in ISO 11171 testing and provide a detailed overview of training requirements.

    Personnel Training and Competence

    Personnel training and competence are essential aspects of ISO 11171 testing. They ensure that personnel involved in testing are competent, trained, and familiar with testing procedures.

    The following are key aspects of personnel training and competence in ISO 11171 testing:

  • Training Requirements: Personnel must undergo training according to the manufacturers instructions.

  • Certification: Certification is required for all personnel involved in ISO 11171 testing. These certificates ensure that personnel meet regulatory requirements.

  • Continuing Education: Continuing education is essential to maintain competence and stay up-to-date with new developments, changes in regulations, or emerging technologies.

    • The next section will discuss the importance of equipment maintenance and calibration in ISO 11171 testing and provide a detailed overview of equipment maintenance procedures.

    Equipment Maintenance and Calibration

    Equipment maintenance and calibration are essential aspects of ISO 11171 testing. They ensure that equipment used for testing is accurate, reliable, and meets regulatory requirements.

    The following are key aspects of equipment maintenance and calibration in ISO 11171 testing:

  • Maintenance Schedule: Equipment must be maintained according to the manufacturers instructions.

  • Calibration Schedule: Calibration is required at regular intervals or after a specified number of tests.

  • Certification: Certification is required for all equipment used in ISO 11171 testing. These certificates ensure that equipment meets regulatory requirements.

    • The following section will discuss the importance of data analysis and interpretation in ISO 11171 testing and provide a detailed overview of data analysis procedures.

    Data Analysis and Interpretation

    Data analysis and interpretation are essential aspects of ISO 11171 testing. They ensure that test results are accurately analyzed, interpreted, and reported according to regulatory requirements.

    The following are key aspects of data analysis and interpretation in ISO 11171 testing:

  • Data Collection: Data must be collected according to the manufacturers instructions.

  • Data Analysis: Data must be analyzed using specialized software or manual calculations.

  • Interpretation: Test results must be interpreted according to regulatory requirements.

    • The following section will discuss the importance of reporting and documentation in ISO 11171 testing and provide a detailed overview of report preparation procedures.

    Reporting and Documentation

    Reporting and documentation are essential aspects of ISO 11171 testing. They ensure that test results, calibration records, and quality control measures are accurately recorded and reported according to regulatory requirements.

    The following are key aspects of reporting and documentation in ISO 11171 testing:

  • Test Report: A test report must be prepared for each test conducted using the multipass method.

  • Calibration Certificate: Calibration certificates must be kept on file for all equipment used in ISO 11171 testing.

  • Quality Control Records: Quality control records must be kept for all tests conducted.

    • The next section will discuss the importance of certification and accreditation in ISO 11171 testing and provide a detailed overview of certification procedures.

    Certification and Accreditation

    Certification and accreditation are essential aspects of ISO 11171 testing. They ensure that personnel, equipment, and facilities meet regulatory requirements and industry standards.

    The following are key aspects of certification and accreditation in ISO 11171 testing:

  • Certification: Certification is required for all personnel involved in ISO 11171 testing.

  • Accreditation: Accreditation is required for all laboratories or testing facilities conducting ISO 11171 testing.

    • Personnel Training and Competence

    Personnel training and competence are essential aspects of ISO 11171 testing. They ensure that personnel involved in testing are competent, trained, and familiar with testing procedures.

    The following are key aspects of personnel training and competence in ISO 11171 testing:

  • Training Requirements: Personnel must undergo training according to the manufacturers instructions.

  • Certification: Certification is required for all personnel involved in ISO 11171 testing. These certificates ensure that personnel meet regulatory requirements.

  • Continuing Education: Continuing education is essential to maintain competence and stay up-to-date with new developments, changes in regulations, or emerging technologies.

    • Equipment Maintenance and Calibration

    Equipment maintenance and calibration are essential aspects of ISO 11171 testing. They ensure that equipment used for testing is accurate, reliable, and meets regulatory requirements.

    The following are key aspects of equipment maintenance and calibration in ISO 11171 testing:

  • Maintenance Schedule: Equipment must be maintained according to the manufacturers instructions.

  • Calibration Schedule: Calibration is required at regular intervals or after a specified number of tests.

  • Certification: Certification is required for all equipment used in ISO 11171 testing. These certificates ensure that equipment meets regulatory requirements.

    • Data Analysis and Interpretation

    Data analysis and interpretation are essential aspects of ISO 11171 testing. They ensure that test results are accurately analyzed, interpreted, and reported according to regulatory requirements.

    The following are key aspects of data analysis and interpretation in ISO 11171 testing:

  • Data Collection: Data must be collected according to the manufacturers instructions.

  • Data Analysis: Data must be analyzed using specialized software or manual calculations.

  • Interpretation: Test results must be interpreted according to regulatory requirements.

    • Reporting and Documentation

    Reporting and documentation are essential aspects of ISO 11171 testing. They ensure that test results, calibration records, and quality control measures are accurately recorded and reported according to regulatory requirements.

    The following are key aspects of reporting and documentation in ISO 11171 testing:

  • Test Report: A test report must be prepared for each test conducted using the multipass method.

  • Calibration Certificate: Calibration certificates must be kept on file for all equipment used in ISO 11171 testing.

  • Quality Control Records: Quality control records must be kept for all tests conducted.

    • Certification and Accreditation

    Certification and accreditation are essential aspects of ISO 11171 testing. They ensure that personnel, equipment, and facilities meet regulatory requirements and industry standards.

    The following are key aspects of certification and accreditation in ISO 11171 testing:

  • Certification: Certification is required for all personnel involved in ISO 11171 testing.

  • Accreditation: Accreditation is required for all laboratories or testing facilities conducting ISO 11171 testing.

    • Conclusion

    This comprehensive guide to ISO 11171 testing has provided a detailed overview of the standards significance, technical aspects, calibration, documentation, and certification. It highlights the importance of compliance with these standards in various industries, including HVAC, industrial processing, power generation, cleanrooms, and pharmaceutical manufacturing.

    The next section will discuss the importance of quality control measures in ISO 11171 testing and provide a detailed overview of quality control procedures.

    Quality Control Measures

    Quality control measures are essential aspects of ISO 11171 testing. They ensure that test results, calibration records, and quality control measures are accurately recorded and reported according to regulatory requirements.

    The following are key aspects of quality control measures in ISO 11171 testing:

  • Calibration: Calibration is required for all equipment used in ISO 11171 testing.

  • Quality Control Records: Quality control records must be kept for all tests conducted.

  • Test Report: A test report must be prepared for each test conducted using the multipass method.

    • Certification and Accreditation

    Certification and accreditation are essential aspects of ISO 11171 testing. They ensure that personnel, equipment, and facilities meet regulatory requirements and industry standards.

    The following are key aspects of certification and accreditation in ISO 11171 testing:

  • Certification: Certification is required for all personnel involved in ISO 11171 testing.

  • Accreditation: Accreditation is required for all laboratories or testing facilities conducting ISO 11171 testing.

    • Personnel Training and Competence

    Personnel training and competence are essential aspects of ISO 11171 testing. They ensure that personnel involved in testing are competent, trained, and familiar with testing procedures.

    The following are key aspects of personnel training and competence in ISO 11171 testing:

  • Training Requirements: Personnel must undergo training according to the manufacturers instructions.

  • Certification: Certification is required for all personnel involved in ISO 11171 testing. These certificates ensure that personnel meet regulatory requirements.

  • Continuing Education: Continuing education is essential to maintain competence and stay up-to-date with new developments, changes in regulations, or emerging technologies.

    • Equipment Maintenance and Calibration

    Equipment maintenance and calibration are essential aspects of ISO 11171 testing. They ensure that equipment used for testing is accurate, reliable, and meets regulatory requirements.

    The following are key aspects of equipment maintenance and calibration in ISO 11171 testing:

  • Maintenance Schedule: Equipment must be maintained according to the manufacturers instructions.

  • Calibration Schedule: Calibration is required at regular intervals or after a specified number of tests.

  • Certification: Certification is required for all equipment used in ISO 11171 testing. These certificates ensure that equipment meets regulatory requirements.

    • Data Analysis and Interpretation

    Data analysis and interpretation are essential aspects of ISO 11171 testing. They ensure that test results are accurately analyzed, interpreted, and reported according to regulatory requirements.

    The following are key aspects of data analysis and interpretation in ISO 11171 testing:

  • Data Collection: Data must be collected according to the manufacturers instructions.

  • Data Analysis: Data must be analyzed using specialized software or manual calculations.

  • Interpretation: Test results must be interpreted according to regulatory requirements.

    • Reporting and Documentation

    Reporting and documentation are essential aspects of ISO 11171 testing. They ensure that test results, calibration records, and quality control measures are accurately recorded and reported according to regulatory requirements.

    The following are key aspects of reporting and documentation in ISO 11171 testing:

  • Test Report: A test report must be prepared for each test conducted using the multipass method.

  • Calibration Certificate: Calibration certificates must be kept on file for all equipment used in ISO 11171 testing.

  • Quality Control Records: Quality control records must be kept for all tests conducted.

    • Certification and Accreditation

    Certification and accreditation are essential aspects of ISO 11171 testing. They ensure that personnel, equipment, and facilities meet regulatory requirements and industry standards.

    The following are key aspects of certification and accreditation in ISO 11171 testing:

  • Certification: Certification is required for all personnel involved in ISO 11171 testing.

  • Accreditation: Accreditation is required for all laboratories or testing facilities conducting ISO 11171 testing.

    • Need help or have a question?
    Contact us for prompt assistance and solutions.

    CONTACT US +902127020000

    Latest News

    View all

    Eurolab Successfully Renews ISO 17025 Accreditation

    Read More

    Expanded Cosmetic Safety Testing Portfolio Now Available at Eurolab

    Read More

    Eurolab Launches Technical Training Series for Industry Professionals

    Read More

    JOIN US
    Want to make a difference?

    Careers