AVM's split butterfly valves with anticorrosion seals feature ETFE-lined bodies and PTFE/VITON seals, ideal for aggressive media in chemical, seawater, and wastewater applications. The split design facilitates seal replacement, while the nickel-plated ductile iron or 316L stainless steel construction resists corrosion. Compliant with DIN 3202 and ISO 5211.