Gastronorm Sizing Guide

GN Sizes

Gastronorm sizes were established by the European Standards Committee to standardise container sizes in the catering industry to make the purchasing, compatibility with catering equipment and use in a kitchen simplistic and efficient. These European standard sizes are stated as GN sizes. Sizes that conform to the EU Standard EN631 are listed below, check out our proportions chart to get a visual reference of the scale between the gastronorm pans.

There are 9 different sizes, which are based on the outer dimensions of the container. GN containers are available in a variety of depths, enabling them to be used for a wide range of foodstuffs, and in various pieces of equipment.

Stainless Steel Gastronorm Sizes
Gastronorm GN sizing Guide
  • 1/9 - 108 x 176mm
  • 1/6 - 176 x 162mm
  • 1/4 - 265 x 163mm (quarter)
  • 1/3 - 325 x 176mm
  • 1/2 - 325 x 265mm (half)
  • 1/1 - 530 x 325mm (full)
  • 2/1 - 650 x 530mm (double)
  • 2/3 - 354 x 325mm
  • 2/4 - 530 x 162mm

Gastronorm Depths

In conjunction with GN sizes, gastronorm pans come in a range of different depths with make them suitable for a wide range of food storage, transport, and display tasks. The standard depths include:

  • 20mm
  • 40mm
  • 65mm
  • 100mm
  • 150mm
  • 200mm


Various materials are available, as it’s not only for heating that Gastronorm pans are used for. They are also used for storage when refrigerating, displaying in self-service environments and storing warm food for service. They are generally available in stainless steel, polycarbonate, melamine, polypropylene and even porcelain, meaning that there is a gastronorm pan to suit all storage or display needs.

Stainless Steel Gastronorm Pans are usually used for cooking, keeping food warm and chilling. They are also often seen used to keep food warm in a buffet display, or as a bain marie.

The steel retains heat and keeps the food warm and allows you to cook food in a pan and then keep it warm afterwards without switching containers.

Polycarbonate and Polypropylene containers are often used for keeping foods refrigerated, or in a buffet display setting. They offer a flexible, strong, and sometimes transparent design that allows easier identification when being stored.

Melamine containers are made from a strong, lightweight and hard, thermosetting plastic. They are durable, strong and also available in different colours, making them great for displaying and storing food. These are not suitable for use in the oven.

Porcelain gastronorm dishes are suitable for hot or cold food preparation, storage and presentation in buffet displays or as an alternative to traditional stainless steel pans. They are strong and are Oven, microwave, freezer and dishwasher proof.