The Shurjoint Sprinkler Hubs are grooved-end manifold fittings with a number of threaded outlets to accommodate flexible sprinkler hoses. The Sprinkler Hubs can also be used in combination with flexible sprinkler hoses and traditional hard piping depending on your requirements. These fittings work as a hub for multiple flexible hoses and or hard pipe runs, thus reducing the number or headers, drop nipples and fittings required. All outlets are 1” NPT or BSPT. Maximum working pressure 300 psi (20 bar, 2.0 MPa) CWP. cULus listed and FM approved. The C-to-E dimensions conform to ANSI B16.3 Class 150.