Click to expand Tap to zoom DZR Fixed Orifice Double Regulating Valve (FODRV) by Albion Valves (UK) Ltd SKU ADRG22PRS015 Brass D Reg Valve Fixed Orifice M Press Ends 15mm Art 22PRS DZR DZR Fixed Orifice Double Regulating Valve (FODRV). Handwheel with shut off function and clear 360° reading. Digital scale with lock function. Fixed orifice with ± 5% flow measurement accuracy. Conforms to BS 7350 / BS 5154. Universal M & V Profile 15mm to 35mm Dedicated M Profile 42mm & 54mm 5 year warranty 24 Bar Rated (DN15), 20 Bar Rated (DN22 & DN28), 17 Bar Rated (DN35 to DN54) 0°C to +120°C ART-22-PRS-rev1-2.pdf (albionvalvesuk.com) Accessories