The spiral tube technology used in these gauges offers the necessary accuracy without the complication of gearing, linkages and bearings that are present in a conventional movement gauge

Features: 1) Sizes available: 1", 1.5" 2) Pressure range: maximum reading 200psi-800psi 3) Dial faces can be made at customer's requests 4) ALF fire extinguisher gauges have a stainless steel case and high impact-resistant polycarbonate window 5) Every gauge is strictly leak tested, therefore preventing loss of extinguishing agent ;