Multi-lock Steel Test Plugs 425mm to 2000mm

Multiple compression points around the perimeter of the plug enable the seal to expand in localised areas. Strength where it matters – at the compression point. Steel components are aluminium coated against corrosion. The plugs are fitted with handle bars, to make it easier to locate the plug in the pipe. Can be supplied with twin outlets – lower outlet allows complete emptying of water from the drain before removal of the plug. “Double Seal” plugs can be supplied to order. “Instructions for use” label on each plug. Nominal pipe sizes, minimum and maximum pipe diameters each plug will fit, maximum test pressure, and weight of plug are below It is the responsibility of the installer / operator to make sure the maximum allowed back pressure of HOROBIN pipe stoppers are not exceeded. Please see maximum allowed back pressures in the table below.