Easy Garden Irrigation stocks a large range of MDPE and HDPE pipes and fittings for general plumbing and garden irrigation systems. We carry 20mm, 25mm and 32mm MDPE pipe and their respective fittings in lengths of 25 metres, 50 metres and 100 metres. Our selection of MDPE/HDPE Pipe Fittings is massive, with everything you could possibly need to adapt the underground pipe to work for your garden irrigation system or general plumbing projects.