Click to expand Tap to zoom Brass Adjustable Pressure Relief Valve BSPP Female (ISO 228/1) by Albion Valves (UK) Ltd SKU ASAC622050R0.5-10.0B Pressure Relief Valve 0.5-10.0 Bar 1/2" Art 622 BSPP Brass Brass Adjustable Pressure Relief Valve with manual test function. Suitable for maintaining system pressures and for use as a bypass valve. Screwed BSP Parallel (ISO 228/1) CE Approved Complies to Directive PED 97/23/EC Adjustable range from 0.5 to 16 Bar 0°C to 150°C ART-622-rev1.pdf (albionvalvesuk.com) Accessories