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IDFL Articles

Below you will find some interesting articles about down, feathers, textiles and other fills. These are basic articles meant to be an introduction to down and feather products and their care as well as some basic testing information. More advanced and in-depth articles and research can be viewed once you Login or Register for an account.

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  • Cleanliness
    • Avian Flu and Cleanliness login required
    • Cleanliness of Down and Feather Products login required
  • Down and Feather Explanations and Definitions
    • Explanation of Down and Feather Tests login required
    • Color Separation Explanation of White Down and Feathers login required
    • Brief Explanation of Testing Options login required
    • Down Cluster Definition login required
    • Down and Feather Definitions login required
    • TOG Ratings Explanation login required
    • Jacket Testing Information login required
    • Quill Feather Definition login required
    • Goose vs Duck login required
  • Fill Power
  • IDFL China - CIQ Information
    • IDFL China CIQ Joint List of Services login required
    • IDFL China CIQ Inspection Program login required
    • IDFL China CIQ Joint Testing login required
  • General Information and Guidelines
    • ASTM 4522-04 Specification for Feather and Down Fillings login required
    • ADFC Position on Synthetic Down login required
    • ADFC Misleading Use Descriptions for Down Alternative Bedding login required
    • Care Label for Down and Feather Products login required
    • Down and Feather Trivia login required
    • Value of Product Testing login required
    • Washing and Sorting Down and Feathers (Typical Process) login required
    • IDFL Contact Information login required
    • Live Plucking and Harvesting Information login required
    • Harvesting and "Live Plucking" Truth login required
    • Saving Money By Testing login required
    • Flammability of Down and Feathers login required
    • Originating Source of Down and Feathers Worldwide login required
  • Permits
    • Utah Filled Clothing Licensing login required
    • Process for Selling Down Products in USA login required
    • FAQ about Selling in the USA login required
    • States Requiring Registration login required
  • Quality Control Information and Guidelines
    • Evaluating Down and Feather Products login required
    • Evaluation of Stains on Jackets login required
    • Evaluating Quality of Filled Products login required
    • Landfowl Feathers and Fibers - Problems and Solutions login required
    • QA Guidelines for Testing Finished Products login required
    • Quality Certification Programs login required
    • QA of Finished Products login required
    • QA Guidelines for Testing Raw and Washed Bulk Material login required
    • Net Fill Problems and Solutions login required
    • QA of Finished Products Brief Description login required
  • Standards and Labeling
    • European Sleeping Bag Labeling Info for Consumers login required
    • European Labeling Standards login required
    • ADFC vs USA-2000 Standard login required
    • Australian Labeling Standards login required
    • ABFLO Jacket Information login required
    • Canadian Labeling Standards login required
    • Conversion from FTC Standard to USA-2000 Standard login required
    • Comparison of Down Cluster Labeling Standards login required
    • USA Labeling Standards login required
    • USA Truth in Advertising and Labeling login required
    • USA Jacket Labeling login required
    • USA Federal Standard 148a Status login required
    • USA Other Down and Feather Labeling Issues login required
    • USA Labeling of Blended Filling Products login required
    • USA Labeling Questions and Answers login required
    • USA Uniform Law Label login required
    • USA Law Tags Labeling login required
    • USA Labeling of Chambered Products login required
    • Japanese Labeling Standards login required
    • Swiss Labeling Standards login required
    • FTC Jacket Information login required
    • Korean Labeling Standards.pdf login required
    • Taiwan Labeling Standards login required
  • Testing Information
    • EN 1884 Bioburden Limits for Microbiology login required
    • Bulk vs Finished Product Testing login required
    • TOG and CLO Measurements login required
    • Tolerance of Content Analysis Tests login required
    • Warmth Factor Calculations login required
    • Turbidity Conversion Table login required
    • Tolerance of Down and Feather Testing login required
    • Odor and Dust Rating Scale login required
    • Isotope Testing - Geographical Origin of Down and Feathers login required
    • Natural and Synthetic Fill Testing Options login required
    • Sleeping Bag Testing Information for Europe login required
    • Odor IDFL Test Method 30 Test Method login required
    • Odor Method login required
    • Tests and Standards List login required
  • Textiles
    • Downproof Rating System login required
    • Downproof Method login required
    • Downproofness vs Air Permeability login required
    • Air Permeability Conversion Factors login required
    • Downproof FTMS 191 5530 vs IDFL Method login required
    • Downproof Finished Products Evaluation login required
    • Thread Count Method login required
    • Thread Count FTC Opinion Letter login required
    • Thread Count ASTM Definitions login required
    • Textile Tests Performed at IDFL and Descriptions login required
    • The Truth Behind Thread Counts login required
    • Minimum Textile Sample Size login required