51mm (2 inch) internal diameter (ID) general purpose, commercial grade wet-dry crushproof plastic commercial vacuum hose is made from a polyethylene/EVA blend providing for excellent flexibility.The no weld construction makes for a smooth interior offering superior airflow in comparison to alternatives. Accepts industry standard 51mm threaded hose ends and is perfect for use with large vacuums catering for larger debris such as industrial vacuums, external cleaning gutter vacuums or internal high level cleaning vacuums. WARNING: This hose is not intended for use with high performance truckmount or portable carpet extraction equipment using heated water and elevated sealed suction.