Harris HP 721C Specialty Gas Regulator - Nitrous Oxide 721C015326E Extraction Hose The 6501QL respirator fits easily

The 6501QL respirator fits easily under most welding helmets

Exclusive Heating Tips - Multi-orifice tips for heating or melting up to 3 oz

Users of the filters report contaminant free air with higher flow rates and minimal pressure drops

Duffel bag is made from sturdy black nylon with green trim

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Harris HP 721C Specialty Gas Regulator - Nitrous Oxide 721C015326E Extraction Hose The 6501QL respirator fits easilyHarris HP 721C Specialty Gas Regulator Nitrous Oxide with 1 4 inch Tube Fitting 721C015326E The Harris HP 721C 015 326 E specialty gas regulator is a single stage, chrome plated brass, high purity regulator with CGA 326 (Nitrous Oxide) inlet and 1 4" tube fitting outlet. It features a 316L stainless steel diaphragm and a one piece encapsulated seat with sintered filter to prevent contamination. The HP 721C is recommended for gas purity levels of Grade