
25mm Pneumatic Double Diaphragm Pump. Premium Imported Materials: PP, diaphragms, and sealing parts imported from USA for superior durability. Zero Leakage Design: Superior air motor and perfect sealing ensure no leakage and strong driving force. Wide Material Selection: Wetted parts available in PP, PVDF, Acetal, Aluminum, Stainless Steel, etc. Multi-Industry Application: Ideal for chemical, food, water treatment, and pharmaceutical industries. Fast Reversing Technology: Three-way air pilot valve achieves real no dead stop and faster reversing. Flexible Customization: Supports OEM/ODM with flexible customization options for specific needs. Multiple Certifications: Holds CE, BV, SGS, CCS, and ISO9001 certificates with 35 patents. Professional Manufacturer: Over 20 years experience with 30+ engineers and two production bases.