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ashrae-68-test-procedure-for-high-efficiency-gas-filters
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 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 11171 Filter Efficiency Using Multipass MethodISO 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

ASHRAE 68 Test Procedure for High Efficiency Gas Filters Laboratory Testing Service: A Comprehensive Guide

Standard-Related Information

The ASHRAE 68 Test Procedure for High Efficiency Gas Filters is a widely accepted standard in the HVAC industry that outlines the requirements for laboratory testing of high-efficiency gas filters. This standard is developed and maintained by the American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE), which is a leading international organization in the field.

The ASHRAE 68 Test Procedure is based on various international standards, including ISO 16800-1:2014, EN 1822-1:2009, and ASTM F24.12. These standards provide a framework for testing high-efficiency gas filters to ensure they meet specific performance criteria, such as filtration efficiency, pressure drop, and airflow.

Legal and Regulatory Framework

The ASHRAE 68 Test Procedure is not only an industry standard but also a regulatory requirement in many countries. Compliance with this standard is often mandated by government agencies, such as the US Environmental Protection Agency (EPA) and the European Unions (EU) Construction Products Regulation (CPR).

International and National Standards

The following international and national standards apply to ASHRAE 68 Test Procedure for High Efficiency Gas Filters testing:

  • ISO 16800-1:2014 - Ventilation for buildings Performance testing of air filters

  • EN 1822-1:2009 - Air filters for general ventilation systems Part 1: Classification, performance requirements and measurement methods

  • ASTM F24.12 - Standard Practice for Testing Filter Media

    • Standard Development Organizations

    ASHRAE is a leading standard development organization in the HVAC industry. The organization has developed numerous standards and guidelines for various aspects of building services engineering, including air filtration.

    Standard Evolution and Updates

    Standards, like any other document, evolve over time to reflect changes in technology, regulations, and industry practices. ASHRAE regularly updates its standards to ensure they remain relevant and effective. The ASHRAE 68 Test Procedure has undergone several revisions since its initial publication in 2016.

    Standard Numbers and Scope

    The following standard numbers and scope apply to ASHRAE 68 Test Procedure for High Efficiency Gas Filters testing:

  • ASHRAE 68-2020 - Performance Testing of Air-Cleaning Systems

  • ISO 16800-1:2014 - Ventilation for buildings Performance testing of air filters

    • Standard Compliance Requirements

    Compliance with the ASHRAE 68 Test Procedure is a requirement for various industries, including:

  • HVAC contractors and manufacturers

  • Building owners and facility managers

  • Government agencies and regulatory bodies

    • Failure to comply with this standard can result in fines, penalties, and reputational damage.

    The ASHRAE 68 Test Procedure is a critical component of ensuring that high-efficiency gas filters meet specific performance criteria. Compliance with this standard is essential for maintaining product safety, reliability, and efficiency.

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    Standard Requirements and Needs

    Why this test is needed and required

    High-efficiency gas filters are widely used in HVAC systems to remove airborne pollutants and contaminants. The ASHRAE 68 Test Procedure ensures that these filters meet specific performance criteria, such as filtration efficiency, pressure drop, and airflow. Compliance with this standard is essential for maintaining product safety, reliability, and efficiency.

    Business and technical reasons for conducting the test

    Conducting the ASHRAE 68 Test Procedure provides several benefits, including:

  • Ensuring product safety and reliability

  • Maintaining compliance with regulatory requirements

  • Enhancing product performance and efficiency

  • Reducing costs associated with filter replacement and maintenance

    • Consequences of not performing this test

    Failure to comply with the ASHRAE 68 Test Procedure can result in fines, penalties, and reputational damage. Additionally, non-compliant filters may not meet specific performance criteria, which can compromise product safety and efficiency.

    Industries and sectors that require this testing

    The following industries and sectors require compliance with the ASHRAE 68 Test Procedure:

  • HVAC contractors and manufacturers

  • Building owners and facility managers

  • Government agencies and regulatory bodies

    • ---

    Test Conditions and Methodology

    Testing equipment and instruments used

    The ASHRAE 68 Test Procedure requires the use of specialized testing equipment, including:

  • Filter test rigs

  • Pressure gauges

  • Flow meters

  • Particle counters

    • Testing environment requirements

    The testing environment must meet specific requirements, including:

  • Temperature (20-30C)

  • Humidity (40-60)

  • Pressure (1013-1020 mbar)

    • Sample preparation procedures

    Filter samples must be prepared in accordance with the ASHRAE 68 Test Procedure. This includes:

  • Measuring filter dimensions and weight

  • Conditioning filters to standard temperature and humidity levels

    • Testing methodology

    The testing methodology involves measuring specific parameters, including:

  • Filtration efficiency

  • Pressure drop

  • Airflow

    • The test rig must be calibrated and validated before commencing testing.

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    The ASHRAE 68 Test Procedure is a rigorous testing protocol that ensures high-efficiency gas filters meet specific performance criteria. Compliance with this standard is essential for maintaining product safety, reliability, and efficiency.

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    Conclusion

    In conclusion, the ASHRAE 68 Test Procedure for High Efficiency Gas Filters is a critical component of ensuring that these filters meet specific performance criteria. Compliance with this standard is essential for maintaining product safety, reliability, and efficiency. Failure to comply can result in fines, penalties, and reputational damage.

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    Appendix

    The following appendix provides additional information on the ASHRAE 68 Test Procedure:

  • Glossary of Terms: A list of terms used in the ASHRAE 68 Test Procedure.

  • References: A list of sources cited in this document.

  • Testing Protocol: A detailed testing protocol for conducting the ASHRAE 68 Test Procedure.

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