Hortisystems Uk Ltd

Irrigation Manual

PVC pipes and fittings are in metric sizes. A 32mm pipe is 32mm external diameter. A32mm socket is 32mm internal diameter, ie. it fits the 32mm pipe. Some fittings can be used either internally or externally and this would be shown as, for example, 25/32mm, being 25mm internal – to go over 25mm pipe, or 32m external – to go inside a ...