FI ET 18LR W3 SV Manifolds 24° + O Ring 90° DN25 blank filter Element 24° + O Ring 90° DN25 25S 24° Weld Cone with O Ring for 38x4mm Pipes with O Ring (FPM) Steel Nut On Standpipe Straight Male Stud Fitting 1 2 BSP Metallic Sealing" Standpipe Branch Tee Size Type: 18L Cutting Ring