Click to expand Tap to zoom Ductile Iron PN16 Ball Check Valve BSP Parallel F/F End (ISO 228/1) by Albion Valves (UK) Ltd SKU ACST171100BCV Ductile Iron Ball Check Valve NBR Coated Alum Ball 1 Art 171 BSPP Ductile Iron PN16 Ball Check Valve. NBR Seals. NBR Coated. Aluminium Ball BSP Parallel F/F End (ISO 228/1) CE Approved 16 Bar Rated -10°C to +80°C ART-171-rev1.pdf (albionvalvesuk.com) Accessories