Horobin Drain Test Plug 100mm (4in) 73062

The Horobin Drain Test Plug is a has been Zinc plated, making it corrosion resistant to 90 hours (salt spray test). Fitted with a single rubber seal.

Suitable for carrying out water and air tests in all types of pipelines. Thrust washers fitted on all plugs 225mm (9in) and above.