What is BS EN 33 - Connecting dimensions for WC Pans about?

There are very few things more unpleasant than a leaky WC suite. Connecting points for WC pans and WC suites need to adhere to the highest quality standards. BS EN 33 specifies the connecting dimensions of WC pans and WC suites, regardless of the materials used for their manufacture.

Note: BS EN 33 does not apply to siphonic action WC pans and WC suites.

Who is BS EN 33 - Connecting dimensions for WC Pans for?

BS EN 33 on connecting dimensions of WC pans and WC suites applies to:

Manufacturers and installers of WC pans and WC suite
Sanitation departments
Civil engineers

Why should you use BS EN 33 - Connecting dimensions for WC Pans?

Sanitation systems help to protect human health by providing a clean environment that will stop the outbreak of disease. BS EN 33 specifies information of WC pans and WC suites, which help to build effective and optimum sanitation systems. BS EN 33 provides the fixing dimension that must be adhered to by manufacturers to ensure that their products comply with the proper fixing of wall-hung WC pans.

Importantly, BS EN 33 defines angle α, to ensure the stable position of the WC seat and its lid in the upright position. This ensures that WC pans and WC suites products are safe and effective at the point of use.

The use of BS EN 33 on connecting dimensions of WC pans and WC suites helps to contribute to Goal 6 of the UN Sustainable Development Goals, which aims to ensure access to water and sanitation for all.

What’s changed since the last update?

BS EN 33:2019 supersede BS EN 33:2011 and BS EN 33:2011/AC:2013. BS EN 33:2019 includes a technical change with respect to BS EN 33:2011 and BS EN 33:2011/AC:2013 which is:

A measurement of (75±15) mm is added to dimension q4 in Table 4.

BS EN 33:2019

WC pans and WC suites. Connecting dimensions

Current, Under Review

Published:

31 May 2019