The Dickie Dyer 907061 Dual Valve Testing Pump has a corrosion-resistant epoxy-coated galvanised steel tank with 12 litre capacity. Quick compression testing of oil or water piping in residential and industrial construction, including industrial containers. Dual-valve system enables self-testing of pump and precise pressure adjustment. Fine scaling gauge and drag indicator displays the preset pressure and assists in detecting any pressure loss. 1.2m testing hose with R 1/2" BSPT connection and reinforced to prevent reading mistakes due to expansion. Max pressure reading 60bar. The 907061 is for commercial, domestic and trade use, favoured by plumbers and heating engineers who look for the highest levels of reliability and performance.