15mm x 13mm thick x 2m.
CFC free high quality silver grey flexible closed cell polyethylene pipe insulation. Frost protection of internal domestic heating and plumbing pipework. Manufactured by a BS EN ISO 9001:2008 registered company. 9mm thick tubes are supplied semi-slit. 19mm and 25mm are supplied slit through one wall thickness, longitudinal seams may be joined using clips.