The DB Diaphragm Seal is a high-quality testing and measuring instrument suitable for various industrial applications. Made of stainless steel, it ensures durability and long-lasting performance. The control mode is manual, and the operate method is semi-automatic, making it easy to use for accurate and normal test ranges. With its robust design and precise results, this diaphragm seal is an excellent choice for dealers, fabricators, producers, retailers, suppliers, traders, and wholesalers who demand reliable measurements.