لنډ تفصیل:

نوم: Double Orifice Air Valves, Flanged End, with Stem 1. Standard: Conforms to BS EN1074-4:2000, JKR20200-0043-99 2. Flange drilled to EN1092-2 3. مواد: Ductil Iron Press14. /16 5. اندازه: DN40-DN300