HT-300 with Safety System Double Speed Integrated Hydraulic Manual Terminal Cable Lug Pex Hose Plumbing Crimping Tool

50.5mm clamp flange (1.5″ clamp ferrule in inch).
This is a variable pressure relief valve, sometimes referred to as a “Bunging” or “Spunding” valve, traditionally used for controlled carbonation of products over time. Its operating range is 0.2 – 2.2 bar (2.9 – 30.9 PSI) .
We make the valve in 1.2-1.5bar normally, and max pressure is 2.2 bar, there is scale on the valve