16mm pipe is used for larger systems – typically any system of six pots or more (1Pot XL/SmartPot) and any system of eight pots or more (1Pot/easy2grow).
16mm-9mm fittings are used to reduce the pipe to connect to the AQUAvalves
The new, blue, co-extruded 16mm pipe is metre marked for durability and ease of cutting.
