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The Greenprint guide to paper sizes

The International Standards Organisation (ISO) specifies paper size standard in ISO 216, which is based on the German DIN (Deutsche Industrie Norm) 476 Standard.  These are split in the following categories:

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  • A - used for general printing and stationery

  • B - used for posters, wall charts and items larger than the standard A-Sizes

  • C - for envelopes

 

A-Sizes:

B-Sizes:

Envelope Sizes:

For postal purposes the following envelope formats are defined as:

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