195HE-150 heavy duty flowmeter regulators MIG/TIG shielding gas kits are designed for MIG & TIG applications to provide accurate regulation of gas flow. They are also ideal for commercial, industrial, and laboratorial applications. Regulator is preset at 50PSIG. This series has single-stage construction. Polycarbonate flow tube and hood are impact resistant for maximum durability and service life. Calibrated for argon, helium, carbon dioxide and 65% argon/25% CO2 mixed gases. Flowmeter is backpressure compensated to ensure accurate readings when line restrictions are present. 2" high-pressure gauge for easy reading. Body machined from class "A" brass. Chrome-plated housing cap of regulator. Internal pressure relief design. Internal pressure relief design. Sintered bronze inlet filter. UL Listed.