Multi-part Document
BS EN 12566 - Small wastewater treatment systems for up to 50 PT

This is a multi-part document divided into the following parts:

• Part 1 Small wastewater treatment systems for up to 50 PT. Prefabricated septic tanks
• Part 3 Small wastewater treatment systems for up to 50 PT. Packaged and/or site assembled domestic wastewater treatment plants
• Part 4 Small wastewater treatment systems for up to 50 PT. Septic tanks assembled in situ from prefabricated kits
• Part 6 Small wastewater treatment systems for up to 50 PT. Prefabricated treatment units for septic tank effluent
• Part 7 Small wastewater treatment systems for up to 50 PT. Prefabricated tertiary treatment units