Stainless Steel L-O-X Air Entry Unit combines the L-O-X energy isolation valve with an integrated filter/regulator in a compact, high flow design. The products are all made with 316 stainless steel for corrosion protection in caustic environments such as the wastewater, oil, gas and pulp/paper industries. L-O-X valve is equipped with durable fluorocarbon seals to safeguard against contaminant ingression. Like the standard L-O-X valve, the stainless model meets applicable safety standards such as OSHA, CSA, ISO, EN, ANSI/PMMI, ANSI and NACE.