Versamatic’s 1" (25mm) bolted metal air-operated double-diaphragm (AODD) pump uses a patented air valve system to provide non-stalling, lube-free performance with a flow rate of 0-49 gpm (0-185 lpm). The 1" bolted metal AODD pumps offer several advantages that make them perfect for a variety of applications.

Just one of the many air-operated pumps Versamatic offers, this best-selling chemical-resistant diaphragm pump features a superior positive seal for safe, reliable transfer of fluids.

Additional Features

• Simple, low-cost maintenance
• Durable, long-lasting construction
• Extended life diaphragms
• Available in a variety of materials
• Robust, leak-free construction
• Patented air distribution that delivers on/off reliability

This pump is ATEX compliant.

Not sure if your chemicals are compatible with this pump? Check out our interactive chemical guide.